For a given set of browsers, what APIs are not yet in all of them.
| Not in Firefox | Not in Safari | Not in Edge | |
|---|---|---|---|
| In Firefox | 190 | 111 | |
| In Safari | 344 | 153 | |
| In Edge | 590 | 478 |
Below is a list of features that are not in all of Firefox, Safari, and Edge
| API | First Browser | Date | Days in Limbo | Notes |
|---|---|---|---|---|
| css.at-rules.container.anchor_position_queries 📋 | Edge | 12/5/2025 | 218 | |
| css.at-rules.container.anchor_position_queries.fallback 📋 | Edge | 12/5/2025 | 218 | |
| css.at-rules.container.anchor_position_queries.fallback.any_value 📋 | Edge | 12/5/2025 | 218 | |
| css.at-rules.container.scroll-state_queries 📋 | Edge | 2/6/2025 | 520 | |
| css.at-rules.container.scroll-state_queries.scrollable 📋 | Edge | 2/6/2025 | 520 | |
| css.at-rules.container.scroll-state_queries.scrolled 📋 | Edge | 1/21/2026 | 171 | |
| css.at-rules.container.scroll-state_queries.snapped 📋 | Edge | 2/6/2025 | 520 | |
| css.at-rules.container.scroll-state_queries.stuck 📋 | Edge | 2/6/2025 | 520 | |
| css.at-rules.container.style_queries_for_custom_properties 📋 | Edge | 3/13/2023 | 1216 | Safari: The document element cannot be a container. See bug 271040.Safari on iOS: The document element cannot be a container. See bug 271040.WebView on iOS: The document element cannot be a container. See bug 271040. |
| css.at-rules.container.style_queries_for_custom_properties.range_syntax 📋 | Edge | 10/31/2025 | 253 | |
| css.at-rules.counter-style.speak-as 📋 | Firefox | 10/14/2014 | 4288 | |
| css.at-rules.custom-media 📋 | Firefox | 2/24/2026 | 137 | |
| css.at-rules.document | Firefox | 6/26/2018 | 2937 | Firefox: Only supports an empty url-prefix() value, which is supported due to its use in Firefox browser detection. Still supported in user stylesheets.Firefox for Android: Only supports an empty url-prefix() value, which is supported due to its use in Firefox for Android browser detection. Still supported in user stylesheets. |
| css.at-rules.font-face.OpenType_CBDT_CBLC | Edge | 1/15/2020 | 2369 | |
| css.at-rules.font-face.OpenType_COLRv1 | Edge | 2/3/2022 | 1619 | |
| css.at-rules.font-face.OpenType_SBIX | Safari | 3/21/2016 | 3764 | |
| css.at-rules.font-face.OpenType_SVG | Firefox | 7/22/2014 | 4372 | |
| css.at-rules.font-face.SVG_fonts | Safari | 3/18/2008 | 6689 | |
| css.at-rules.font-face.ascent-override 📋 | Edge | 11/19/2020 | 2060 | |
| css.at-rules.font-face.descent-override 📋 | Edge | 11/19/2020 | 2060 | |
| css.at-rules.font-face.font-variation-settings 📋 | Firefox | 9/5/2018 | 2866 | |
| css.at-rules.font-face.font-width 📋 | Safari | 3/31/2025 | 467 | |
| css.at-rules.font-face.line-gap-override 📋 | Edge | 11/19/2020 | 2060 | |
| css.at-rules.font-face.src.drop_invalid_item | Edge | 12/5/2022 | 1314 | Chrome: Chrome drops invalid item for tech() but not other invalid valuesChrome Android: Chrome Android drops invalid item for tech() but not other invalid valuesEdge: Edge drops invalid item for tech() but not other invalid valuesOpera: Opera drops invalid item for tech() but not other invalid valuesOpera Android: Opera Android drops invalid item for tech() but not other invalid valuesSamsung Internet: Samsung Internet drops invalid item for tech() but not other invalid valuesWebView Android: WebView Android drops invalid item for tech() but not other invalid values |
| css.at-rules.function 📋 | Edge | 8/7/2025 | 338 | |
| css.at-rules.function.result 📋 | Edge | 8/7/2025 | 338 | |
| css.at-rules.keyframes.named_range_keyframes 📋 | Edge | 7/21/2023 | 1086 | |
| css.at-rules.media.-moz-device-pixel-ratio | Firefox | 3/22/2011 | 5590 | |
| css.at-rules.media.-webkit-animation | Safari | 6/8/2009 | 6242 | |
| css.at-rules.media.-webkit-transform-2d | Safari | 6/8/2009 | 6242 | |
| css.at-rules.media.-webkit-transition | Safari | 6/8/2009 | 6242 | |
| css.at-rules.media.color-index 📋 | Safari | 10/16/2014 | 4286 | |
| css.at-rules.media.device-posture 📋 | Edge | 1/17/2025 | 540 | |
| css.at-rules.media.display-mode.picture-in-picture 📋 | Edge | 3/22/2024 | 841 | |
| css.at-rules.media.display-mode.window-controls-overlay 📋 | Edge | 9/1/2022 | 1409 | |
| css.at-rules.media.horizontal-viewport-segments 📋 | Edge | 6/26/2025 | 380 | |
| css.at-rules.media.inverted-colors 📋 | Safari | 3/21/2016 | 3764 | |
| css.at-rules.media.media_query_values | Firefox | 3/13/2018 | 3042 | |
| css.at-rules.media.prefers-color-scheme.respects-inherited-scheme | Firefox | 9/20/2022 | 1390 | Chrome: Only supports SVG images, not iframes.Chrome Android: Only supports SVG images, not iframes.Edge: Only supports SVG images, not iframes.Opera: Only supports SVG images, not iframes.Opera Android: Only supports SVG images, not iframes.Samsung Internet: Only supports SVG images, not iframes.WebView Android: Only supports SVG images, not iframes. |
| css.at-rules.media.prefers-reduced-data 📋 | Edge | 8/27/2020 | 2144 | |
| css.at-rules.media.prefers-reduced-transparency 📋 | Firefox | 5/9/2023 | 1159 | |
| css.at-rules.media.vertical-viewport-segments 📋 | Edge | 6/26/2025 | 380 | |
| css.at-rules.media.video-dynamic-range 📋 | Edge | 2/3/2022 | 1619 | |
| css.at-rules.page.bottom-center 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.bottom-left 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.bottom-left-corner 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.bottom-right 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.bottom-right-corner 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.left-bottom 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.left-middle 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.left-top 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.page-orientation 📋 | Edge | 8/27/2020 | 2144 | |
| css.at-rules.page.right-bottom 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.right-middle 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.right-top 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.top-center 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.top-left 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.top-left-corner 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.top-right 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.page.top-right-corner 📋 | Edge | 11/14/2024 | 604 | |
| css.at-rules.view-transition 📋 | Edge | 6/13/2024 | 758 | |
| css.properties.-moz-float-edge | Firefox | 11/9/2004 | 7914 | |
| css.properties.-moz-force-broken-image-icon | Firefox | 11/9/2004 | 7914 | |
| css.properties.-moz-orient | Firefox | 8/16/2011 | 5443 | |
| css.properties.-moz-orient.block | Firefox | 8/11/2015 | 3987 | |
| css.properties.-moz-orient.inline | Firefox | 8/11/2015 | 3987 | |
| css.properties.-webkit-app-region | Edge | 1/15/2020 | 2369 | |
| css.properties.-webkit-border-before | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-border-horizontal-spacing | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-border-vertical-spacing | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-box-reflect | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-column-axis | Safari | 7/25/2012 | 5099 | |
| css.properties.-webkit-column-break-after | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-column-break-before | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-column-break-inside | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-column-progression | Safari | 10/22/2013 | 4645 | |
| css.properties.-webkit-cursor-visibility | Safari | 10/22/2013 | 4645 | |
| css.properties.-webkit-hyphenate-limit-after | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-hyphenate-limit-before | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-hyphenate-limit-lines | Safari | 7/25/2012 | 5099 | |
| css.properties.-webkit-line-align | Safari | 7/25/2012 | 5099 | |
| css.properties.-webkit-line-box-contain | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-line-grid | Safari | 7/25/2012 | 5099 | |
| css.properties.-webkit-line-snap | Safari | 7/25/2012 | 5099 | |
| css.properties.-webkit-locale | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-logical-height | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-logical-width | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-margin-after | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-margin-before | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-mask-box-image | Safari | 3/18/2008 | 6689 | |
| css.properties.-webkit-mask-composite | Safari | 3/18/2008 | 6689 | |
| css.properties.-webkit-mask-source-type | Safari | 10/22/2013 | 4645 | |
| css.properties.-webkit-max-logical-height | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-max-logical-width | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-min-logical-height | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-min-logical-width | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-nbsp-mode | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-perspective-origin-x | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-perspective-origin-y | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-rtl-ordering | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-tap-highlight-color | Edge | 7/29/2015 | 4000 | |
| css.properties.-webkit-text-combine | Safari | 7/20/2011 | 5470 | |
| css.properties.-webkit-text-decorations-in-effect | Edge | 1/15/2020 | 2369 | |
| css.properties.-webkit-text-zoom | Safari | 9/20/2016 | 3581 | |
| css.properties.-webkit-transform-origin-x | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-transform-origin-y | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-transform-origin-z | Safari | 6/8/2009 | 6242 | |
| css.properties.-webkit-user-drag | Safari | 6/8/2009 | 6242 | |
| css.properties.align-content.flex_context.last_baseline | Firefox | 3/7/2017 | 3413 | Safari: This value is recognized, but has no effect. See bug 235005.Safari on iOS: This value is recognized, but has no effect. See bug 235005.WebView on iOS: This value is recognized, but has no effect. See bug 235005. |
| css.properties.align-content.multicol_context 📋 | Safari | 3/5/2024 | 858 | |
| css.properties.align-self.position_absolute_context 📋 | Edge | 2/23/2024 | 869 | |
| css.properties.alignment-baseline 📋 | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.alphabetic | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.baseline | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.central | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.ideographic | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.mathematical | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.middle | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.text-after-edge | Safari | 7/20/2011 | 5470 | |
| css.properties.alignment-baseline.text-before-edge | Safari | 7/20/2011 | 5470 | |
| css.properties.animation.animation-timeline_included | Edge | 7/21/2023 | 1086 | Chrome: Support is currently reset-only. Including animation resets a previously-declared animation-timeline value to auto, but animation-timeline cannot be set via animation.Chrome Android: Support is currently reset-only. Including animation resets a previously-declared animation-timeline value to auto, but animation-timeline cannot be set via animation.Edge: Support is currently reset-only. Including animation resets a previously-declared animation-timeline value to auto, but animation-timeline cannot be set via animation.Opera: Support is currently reset-only. Including animation resets a previously-declared animation-timeline value to auto, but animation-timeline cannot be set via animation.Opera Android: Support is currently reset-only. Including animation resets a previously-declared animation-timeline value to auto, but animation-timeline cannot be set via animation.Samsung Internet: Support is currently reset-only. Including animation resets a previously-declared animation-timeline value to auto, but animation-timeline cannot be set via animation.WebView Android: Support is currently reset-only. Including animation resets a previously-declared animation-timeline value to auto, but animation-timeline cannot be set via animation. |
| css.properties.animation-duration.auto 📋 | Edge | 7/21/2023 | 1086 | Firefox: Firefox does not currently support the auto value and only accepts values in seconds or milliseconds. It's recommended that 1ms is used until auto is supported.Firefox for Android: Firefox for Android does not currently support the auto value and only accepts values in seconds or milliseconds. It's recommended that 1ms is used until auto is supported. |
| css.properties.animation-range 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-range.normal 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-range-end 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-range-end.normal 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-range-start 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-range-start.normal 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-timeline.auto 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-timeline.none 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.animation-trigger 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.animation-trigger.none 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.appearance.base-select 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.background.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-clip.border-area 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.background-image.element 📋 | Firefox | 3/22/2011 | 5590 | |
| css.properties.background-position.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-position.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-position.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-position.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-position-x.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-position-x.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-position-y.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.background-position-y.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.baseline-shift 📋 | Safari | 6/8/2009 | 6242 | |
| css.properties.baseline-shift.baseline 📋 | Safari | 6/8/2009 | 6242 | |
| css.properties.baseline-shift.sub 📋 | Safari | 6/8/2009 | 6242 | |
| css.properties.baseline-shift.super 📋 | Safari | 6/8/2009 | 6242 | |
| css.properties.baseline-source 📋 | Edge | 3/13/2023 | 1216 | |
| css.properties.baseline-source.auto 📋 | Edge | 3/13/2023 | 1216 | |
| css.properties.baseline-source.first 📋 | Edge | 3/13/2023 | 1216 | |
| css.properties.baseline-source.last 📋 | Edge | 3/13/2023 | 1216 | |
| css.properties.block-size.fit-content_function | Firefox | 8/10/2021 | 1796 | |
| css.properties.block-size.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.box-flex-group | Safari | 10/26/2007 | 6833 | |
| css.properties.box-lines | Safari | 10/26/2007 | 6833 | |
| css.properties.break-after.always | Firefox | 1/29/2019 | 2720 | |
| css.properties.break-after.avoid | Edge | 1/15/2020 | 2369 | Firefox: The value is recognized, but has no effect. See bug 1972340.Firefox for Android: The value is recognized, but has no effect. See bug 1972340.Safari: The value is recognized, but has no effect. See bug 294559.Safari on iOS: The value is recognized, but has no effect. See bug 294559.WebView on iOS: The value is recognized, but has no effect. See bug 294559. |
| css.properties.break-after.avoid-column | Safari | 9/20/2016 | 3581 | |
| css.properties.break-after.avoid-page | Safari | 9/20/2016 | 3581 | |
| css.properties.break-after.column | Safari | 9/20/2016 | 3581 | |
| css.properties.break-after.multicol_context 📋 | Edge | 7/29/2015 | 4000 | Firefox: Only supported in print mode. See bug 1675322.Firefox for Android: Only supported in print mode. See bug 1675322. |
| css.properties.break-after.multicol_context.always | Firefox | 1/29/2019 | 2720 | Firefox: Only supported in print mode. See bug 1675322.Firefox for Android: Only supported in print mode. See bug 1675322. |
| css.properties.break-after.multicol_context.avoid | Edge | 5/31/2022 | 1502 | |
| css.properties.break-after.multicol_context.avoid-column | Edge | 5/31/2022 | 1502 | |
| css.properties.break-after.multicol_context.column | Edge | 7/29/2015 | 4000 | |
| css.properties.break-after.paged_context.always | Firefox | 1/29/2019 | 2720 | |
| css.properties.break-after.paged_context.avoid-page | Edge | 7/29/2015 | 4000 | |
| css.properties.break-after.recto | Safari | 9/20/2016 | 3581 | |
| css.properties.break-after.verso | Safari | 9/20/2016 | 3581 | |
| css.properties.break-before.always | Firefox | 1/29/2019 | 2720 | |
| css.properties.break-before.avoid | Edge | 1/15/2020 | 2369 | Firefox: The value is recognized, but has no effect. See bug 1972340.Firefox for Android: The value is recognized, but has no effect. See bug 1972340.Safari: The value is recognized, but has no effect. See bug 294559.Safari on iOS: The value is recognized, but has no effect. See bug 294559.WebView on iOS: The value is recognized, but has no effect. See bug 294559. |
| css.properties.break-before.avoid-column | Safari | 9/20/2016 | 3581 | |
| css.properties.break-before.avoid-page | Safari | 9/20/2016 | 3581 | |
| css.properties.break-before.column | Safari | 9/20/2016 | 3581 | |
| css.properties.break-before.multicol_context 📋 | Edge | 7/29/2015 | 4000 | Firefox: Only supported in print mode. See bug 1675322.Firefox for Android: Only supported in print mode. See bug 1675322. |
| css.properties.break-before.multicol_context.always | Firefox | 1/29/2019 | 2720 | Firefox: Only supported in print mode. See bug 1675322.Firefox for Android: Only supported in print mode. See bug 1675322. |
| css.properties.break-before.multicol_context.avoid | Edge | 5/31/2022 | 1502 | |
| css.properties.break-before.multicol_context.avoid-column | Edge | 5/31/2022 | 1502 | |
| css.properties.break-before.multicol_context.column | Edge | 7/29/2015 | 4000 | |
| css.properties.break-before.paged_context.always | Firefox | 1/29/2019 | 2720 | |
| css.properties.break-before.recto | Safari | 9/20/2016 | 3581 | |
| css.properties.break-before.verso | Safari | 9/20/2016 | 3581 | |
| css.properties.break-inside.paged_context.avoid-page | Edge | 7/29/2015 | 4000 | |
| css.properties.buffered-rendering | Safari | 10/22/2013 | 4645 | |
| css.properties.buffered-rendering.auto | Safari | 10/22/2013 | 4645 | |
| css.properties.buffered-rendering.dynamic | Safari | 10/22/2013 | 4645 | |
| css.properties.buffered-rendering.static | Safari | 10/22/2013 | 4645 | |
| css.properties.caption-side.writing-mode_relative_values | Firefox | 11/3/2015 | 3903 | |
| css.properties.caret-animation 📋 | Edge | 9/5/2025 | 309 | |
| css.properties.caret-animation.auto 📋 | Edge | 9/5/2025 | 309 | |
| css.properties.caret-animation.manual 📋 | Edge | 9/5/2025 | 309 | |
| css.properties.caret-shape 📋 | Edge | 1/21/2026 | 171 | |
| css.properties.caret-shape.auto 📋 | Edge | 1/21/2026 | 171 | |
| css.properties.caret-shape.bar 📋 | Edge | 1/21/2026 | 171 | |
| css.properties.caret-shape.block 📋 | Edge | 1/21/2026 | 171 | |
| css.properties.caret-shape.underscore 📋 | Edge | 1/21/2026 | 171 | |
| css.properties.color-adjust 📋 | Firefox | 8/2/2016 | 3630 | |
| css.properties.color-adjust.economy 📋 | Firefox | 8/2/2016 | 3630 | |
| css.properties.color-adjust.exact 📋 | Firefox | 8/2/2016 | 3630 | |
| css.properties.color-interpolation.linearGradient | Firefox | 2/20/2024 | 872 | |
| css.properties.color-rendering | Edge | 1/15/2020 | 2369 | |
| css.properties.color-rendering.auto | Edge | 1/15/2020 | 2369 | |
| css.properties.color-rendering.optimizeQuality | Edge | 1/15/2020 | 2369 | |
| css.properties.color-rendering.optimizeSpeed | Edge | 1/15/2020 | 2369 | |
| css.properties.column-height 📋 | Edge | 2/14/2026 | 147 | |
| css.properties.column-height.auto 📋 | Edge | 2/14/2026 | 147 | |
| css.properties.column-wrap 📋 | Edge | 2/14/2026 | 147 | |
| css.properties.column-wrap.auto 📋 | Edge | 2/14/2026 | 147 | |
| css.properties.column-wrap.nowrap 📋 | Edge | 2/14/2026 | 147 | |
| css.properties.column-wrap.wrap 📋 | Edge | 2/14/2026 | 147 | |
| css.properties.columns.column-height 📋 | Edge | 2/14/2026 | 147 | |
| css.properties.container-type.anchored 📋 | Edge | 12/5/2025 | 218 | |
| css.properties.container-type.scroll-state 📋 | Edge | 2/6/2025 | 520 | |
| css.properties.content.alt_text.counters | Edge | 9/5/2025 | 309 | Chrome: Counters are recognised, but the spoken values do not incrementChrome Android: Counters are recognised, but the spoken values do not incrementEdge: Counters are recognised, but the spoken values do not incrementOpera: Counters are recognised, but the spoken values do not incrementOpera Android: Counters are recognised, but the spoken values do not incrementWebView Android: Counters are recognised, but the spoken values do not increment |
| css.properties.content.none_applies_to_elements | Firefox | 8/10/2021 | 1796 | |
| css.properties.content-visibility.is_transitionable 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.content-visibility.keyframe_animatable 📋 | Edge | 8/21/2023 | 1055 | |
| css.properties.corner-block-end-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-end-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-end-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-end-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-end-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-end-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-end-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-start-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-start-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-start-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-start-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-start-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-start-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-block-start-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-left-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-left-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-left-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-left-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-left-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-left-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-left-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-right-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-right-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-right-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-right-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-right-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-right-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-right-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-bottom-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-end-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-end-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-end-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-end-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-end-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-end-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-end-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-start-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-start-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-start-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-start-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-start-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-start-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-end-start-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-end-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-end-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-end-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-end-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-end-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-end-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-end-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-start-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-start-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-start-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-start-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-start-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-start-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-inline-start-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-left-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-left-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-left-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-left-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-left-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-left-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-left-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-right-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-right-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-right-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-right-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-right-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-right-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-right-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-end-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-end-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-end-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-end-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-end-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-end-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-end-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-start-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-start-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-start-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-start-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-start-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-start-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-start-start-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-left-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-left-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-left-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-left-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-left-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-left-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-left-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-right-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-right-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-right-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-right-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-right-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-right-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-right-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-shape 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-shape.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-shape.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-shape.round 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-shape.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-shape.square 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.corner-top-shape.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.properties.counter-reset.reset_does_not_affect_siblings | Firefox | 10/20/2020 | 2090 | |
| css.properties.counter-reset.reversed 📋 | Firefox | 1/11/2022 | 1642 | |
| css.properties.d 📋 | Edge | 1/15/2020 | 2369 | Safari: The property parses, but has no effect.Safari on iOS: The property parses, but has no effect.WebView on iOS: The property parses, but has no effect. |
| css.properties.d.none 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.display.contents.contents_unusual 📋 | Firefox | 3/13/2018 | 3042 | |
| css.properties.display.is_transitionable 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.display.keyframe_animatable 📋 | Edge | 8/21/2023 | 1055 | |
| css.properties.display.list-item.legend-support | Firefox | 12/11/2018 | 2769 | |
| css.properties.display.math | Edge | 1/12/2023 | 1276 | |
| css.properties.display.none.option_is_hidden | Firefox | 11/9/2004 | 7914 | |
| css.properties.display.ruby | Firefox | 5/12/2015 | 4078 | |
| css.properties.display.ruby-base | Firefox | 5/12/2015 | 4078 | |
| css.properties.display.ruby-base-container | Firefox | 5/12/2015 | 4078 | |
| css.properties.display.ruby-text | Firefox | 5/12/2015 | 4078 | |
| css.properties.display.ruby-text-container | Firefox | 5/12/2015 | 4078 | |
| css.properties.dynamic-range-limit 📋 | Edge | 5/1/2025 | 436 | |
| css.properties.dynamic-range-limit.constrained 📋 | Edge | 5/1/2025 | 436 | |
| css.properties.dynamic-range-limit.dynamic-range-limit-mix_values 📋 | Edge | 5/1/2025 | 436 | |
| css.properties.dynamic-range-limit.no-limit 📋 | Edge | 5/1/2025 | 436 | |
| css.properties.dynamic-range-limit.standard 📋 | Edge | 5/1/2025 | 436 | |
| css.properties.field-sizing 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.field-sizing.content 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.field-sizing.fixed 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.filter.svg_elements | Firefox | 1/13/2015 | 4197 | |
| css.properties.flex.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.flex-basis.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.flex-grow.less_than_zero_animate | Firefox | 9/2/2014 | 4330 | Firefox: Before Firefox 32, Firefox wasn't able to animate values starting or stopping at 0.Firefox for Android: Before Firefox for Android 32, Firefox for Android wasn't able to animate values starting or stopping at 0. |
| css.properties.font-family.ui-monospace | Safari | 3/24/2020 | 2300 | |
| css.properties.font-family.ui-rounded | Safari | 3/24/2020 | 2300 | |
| css.properties.font-family.ui-sans-serif | Safari | 3/24/2020 | 2300 | |
| css.properties.font-family.ui-serif | Safari | 3/24/2020 | 2300 | |
| css.properties.font-language-override 📋 | Firefox | 12/1/2014 | 4240 | |
| css.properties.font-language-override.normal 📋 | Firefox | 3/22/2011 | 5590 | |
| css.properties.font-palette.animation_computed | Edge | 1/25/2024 | 898 | |
| css.properties.font-palette.palette-mix_function 📋 | Edge | 1/25/2024 | 898 | |
| css.properties.font-size.math | Edge | 1/12/2023 | 1276 | |
| css.properties.font-synthesis.position | Firefox | 9/26/2023 | 1019 | |
| css.properties.font-synthesis-position 📋 | Firefox | 9/26/2023 | 1019 | |
| css.properties.font-synthesis-position.auto 📋 | Firefox | 9/26/2023 | 1019 | |
| css.properties.font-synthesis-position.none 📋 | Firefox | 9/26/2023 | 1019 | |
| css.properties.font-synthesis-style.oblique-only 📋 | Firefox | 4/1/2025 | 466 | |
| css.properties.font-variant-emoji.emoji 📋 | Edge | 11/14/2024 | 604 | |
| css.properties.font-variant-emoji.normal 📋 | Edge | 11/14/2024 | 604 | |
| css.properties.font-variant-emoji.text 📋 | Edge | 11/14/2024 | 604 | |
| css.properties.font-variant-emoji.unicode 📋 | Edge | 11/14/2024 | 604 | |
| css.properties.font-width 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.condensed 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.expanded 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.extra-condensed 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.extra-expanded 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.normal 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.percentage 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.semi-condensed 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.semi-expanded 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.ultra-condensed 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.font-width.ultra-expanded 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.forced-color-adjust 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.forced-color-adjust.auto 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.forced-color-adjust.none 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.forced-color-adjust.preserve-parent-color 📋 | Edge | 10/3/2022 | 1377 | |
| css.properties.glyph-orientation-vertical 📋 | Safari | 6/8/2009 | 6242 | |
| css.properties.grid-template-columns.masonry 📋 | Firefox | 6/2/2020 | 2230 | |
| css.properties.grid-template-rows.masonry 📋 | Firefox | 6/2/2020 | 2230 | |
| css.properties.hanging-punctuation 📋 | Safari | 9/20/2016 | 3581 | Safari: The characters U+0027 and U+0022 are not supported by the first and last keywords.Safari on iOS: The characters U+0027 and U+0022 are not supported by the first and last keywords.WebView on iOS: The characters U+0027 and U+0022 are not supported by the first and last keywords. |
| css.properties.hanging-punctuation.allow-end 📋 | Safari | 9/20/2016 | 3581 | |
| css.properties.hanging-punctuation.first 📋 | Safari | 9/20/2016 | 3581 | |
| css.properties.hanging-punctuation.last 📋 | Safari | 9/20/2016 | 3581 | |
| css.properties.hanging-punctuation.none 📋 | Safari | 9/20/2016 | 3581 | |
| css.properties.height.fit-content_function 📋 | Firefox | 8/10/2021 | 1796 | |
| css.properties.hyphenate-limit-chars 📋 | Edge | 1/12/2023 | 1276 | |
| css.properties.hyphenate-limit-chars.auto 📋 | Edge | 1/12/2023 | 1276 | |
| css.properties.hyphens.language_afrikaans | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_albanian | Edge | 4/6/2023 | 1192 | |
| css.properties.hyphens.language_amharic | Edge | 4/6/2023 | 1192 | |
| css.properties.hyphens.language_armenian | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_assamese | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_basque | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_belarusian | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_bengali | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_bosnian | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_bulgarian | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_catalan | Safari | 7/20/2011 | 5470 | |
| css.properties.hyphens.language_cyrillic_mongolian | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_esperanto | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_estonian | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_ethiopic_script_mul | Edge | 4/6/2023 | 1192 | |
| css.properties.hyphens.language_ethiopic_script_und | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_finnish | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_galician | Firefox | 12/20/2011 | 5317 | |
| css.properties.hyphens.language_georgian | Edge | 4/6/2023 | 1192 | |
| css.properties.hyphens.language_german_swiss_orthography | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_german_traditional_orthography | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_gujarati | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_hindi | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_icelandic | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_interlingua | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_irish | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_kannada | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_kurmanji | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_latin | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_latvian | Edge | 4/6/2023 | 1192 | |
| css.properties.hyphens.language_lithuanian | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_malayalam | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_marathi | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_modern_greek | Edge | 4/6/2023 | 1192 | |
| css.properties.hyphens.language_mongolian | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_norwegian_nn | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_old_slavonic | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_oriya | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_polish | Firefox | 7/22/2014 | 4372 | |
| css.properties.hyphens.language_punjabi | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_slovak | Edge | 4/6/2023 | 1192 | |
| css.properties.hyphens.language_slovenian | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_tamil | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_telugu | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_turkish | Safari | 7/20/2011 | 5470 | |
| css.properties.hyphens.language_turkmen | Edge | 11/19/2020 | 2060 | |
| css.properties.hyphens.language_upper_sorbian | Firefox | 11/8/2011 | 5359 | |
| css.properties.hyphens.language_welsh | Firefox | 11/8/2011 | 5359 | |
| css.properties.image-rendering.optimizeQuality | Firefox | 1/21/2010 | 6015 | |
| css.properties.image-rendering.optimizeSpeed | Firefox | 1/21/2010 | 6015 | |
| css.properties.image-rendering.smooth 📋 | Firefox | 10/5/2021 | 1740 | |
| css.properties.ime-mode 📋 | Firefox | 6/17/2008 | 6598 | |
| css.properties.initial-letter 📋 | Safari | 9/30/2015 | 3937 | Safari: See bug 229090 for the unprefixed property.Safari on iOS: See bug 229090 for the unprefixed property.Safari on iOS: Does not support decimal values. See bug 296785.WebView on iOS: See bug 229090 for the unprefixed property.WebView on iOS: Does not support decimal values. See bug 296785. |
| css.properties.initial-letter.normal 📋 | Safari | 9/30/2015 | 3937 | |
| css.properties.inline-size.fit-content_function | Firefox | 8/10/2021 | 1796 | |
| css.properties.inline-size.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.interactivity 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.interactivity.auto 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.interactivity.inert 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.interest-delay 📋 | Edge | 10/31/2025 | 253 | |
| css.properties.interest-delay.normal 📋 | Edge | 10/31/2025 | 253 | |
| css.properties.interest-delay-end 📋 | Edge | 10/31/2025 | 253 | |
| css.properties.interest-delay-end.normal 📋 | Edge | 10/31/2025 | 253 | |
| css.properties.interest-delay-start 📋 | Edge | 10/31/2025 | 253 | |
| css.properties.interest-delay-start.normal 📋 | Edge | 10/31/2025 | 253 | |
| css.properties.interpolate-size 📋 | Edge | 9/19/2024 | 660 | |
| css.properties.interpolate-size.allow-keywords 📋 | Edge | 9/19/2024 | 660 | |
| css.properties.interpolate-size.numeric-only 📋 | Edge | 9/19/2024 | 660 | |
| css.properties.justify-items.block_context 📋 | Edge | 10/17/2024 | 632 | |
| css.properties.justify-self.block_context 📋 | Edge | 10/17/2024 | 632 | |
| css.properties.justify-self.position_absolute_context 📋 | Edge | 2/23/2024 | 869 | |
| css.properties.line-clamp.none | Firefox | 7/9/2019 | 2559 | |
| css.properties.list-style.symbols 📋 | Firefox | 1/13/2015 | 4197 | |
| css.properties.list-style-type.afar | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.amharic | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.amharic-abegede | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.asterisks | Safari | 7/20/2011 | 5470 | |
| css.properties.list-style-type.binary | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-abegede | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-abegede-am-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-abegede-gez | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-abegede-ti-er | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-abegede-ti-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-aa-er | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-aa-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-am-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-gez | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-om-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-sid-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-so-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.ethiopic-halehame-tig | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.footnotes | Safari | 7/20/2011 | 5470 | |
| css.properties.list-style-type.lower-hexadecimal | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.lower-norwegian | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.octal | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.oromo | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.sidama | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.somali | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.symbols 📋 | Firefox | 1/13/2015 | 4197 | |
| css.properties.list-style-type.tigre | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.tigrinya-er | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.tigrinya-er-abegede | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.tigrinya-et | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.tigrinya-et-abegede | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.upper-greek | Safari | 6/23/2003 | 8419 | |
| css.properties.list-style-type.upper-hexadecimal | Safari | 6/7/2010 | 5878 | |
| css.properties.list-style-type.upper-norwegian | Safari | 6/7/2010 | 5878 | |
| css.properties.margin-trim 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.margin-trim.block 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.margin-trim.block-end 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.margin-trim.block-start 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.margin-trim.inline 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.margin-trim.inline-end 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.margin-trim.inline-start 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.margin-trim.none 📋 | Safari | 3/27/2023 | 1202 | |
| css.properties.mask.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.mask.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.mask.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.mask.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.mask-border 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-border-outset 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-border-repeat 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-border-slice 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-border-source 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-border-width 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-clip.border | Safari | 6/8/2009 | 6242 | Chrome: Only works when using -webkit-mask-clip.Chrome Android: Only works when using -webkit-mask-clip.Edge: Only works when using -webkit-mask-clip.Quest Browser: Only works when using -webkit-mask-clip.Opera: Only works when using -webkit-mask-clip.Opera Android: Only works when using -webkit-mask-clip.Samsung Internet: Only works when using -webkit-mask-clip. |
| css.properties.mask-clip.border-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-clip.content | Safari | 6/8/2009 | 6242 | Chrome: Only works when using -webkit-mask-clip.Chrome Android: Only works when using -webkit-mask-clip.Edge: Only works when using -webkit-mask-clip.Quest Browser: Only works when using -webkit-mask-clip.Opera: Only works when using -webkit-mask-clip.Opera Android: Only works when using -webkit-mask-clip.Samsung Internet: Only works when using -webkit-mask-clip. |
| css.properties.mask-clip.content-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-clip.fill-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-clip.no-clip | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-clip.padding | Safari | 6/8/2009 | 6242 | Chrome: Only works when using -webkit-mask-clip.Chrome Android: Only works when using -webkit-mask-clip.Edge: Only works when using -webkit-mask-clip.Quest Browser: Only works when using -webkit-mask-clip.Opera: Only works when using -webkit-mask-clip.Opera Android: Only works when using -webkit-mask-clip.Samsung Internet: Only works when using -webkit-mask-clip. |
| css.properties.mask-clip.padding-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-clip.stroke-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-clip.text | Safari | 6/8/2009 | 6242 | Chrome: Only works when using -webkit-mask-clip.Chrome Android: Only works when using -webkit-mask-clip.Edge: Only works when using -webkit-mask-clip.Quest Browser: Only works when using -webkit-mask-clip.Opera: Only works when using -webkit-mask-clip.Opera Android: Only works when using -webkit-mask-clip.Samsung Internet: Only works when using -webkit-mask-clip. |
| css.properties.mask-clip.view-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-origin.border | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-origin.border-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-origin.content | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-origin.content-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-origin.fill-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-origin.padding | Edge | 1/15/2020 | 2369 | |
| css.properties.mask-origin.padding-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-origin.stroke-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-origin.view-box | Firefox | 4/19/2017 | 3370 | |
| css.properties.mask-position.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.mask-position.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.mask-position.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.mask-position.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.math-depth 📋 | Edge | 1/12/2023 | 1276 | |
| css.properties.math-depth.auto-add 📋 | Edge | 1/12/2023 | 1276 | |
| css.properties.max-block-size.fit-content_function | Firefox | 8/10/2021 | 1796 | |
| css.properties.max-block-size.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.max-height.fit-content_function 📋 | Firefox | 8/10/2021 | 1796 | |
| css.properties.max-height.stretch 📋 | Safari | 9/30/2015 | 3937 | |
| css.properties.max-inline-size.fit-content_function | Firefox | 8/10/2021 | 1796 | |
| css.properties.max-inline-size.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.max-width.fit-content_function 📋 | Firefox | 8/10/2021 | 1796 | |
| css.properties.max-width.stretch 📋 | Safari | 10/22/2013 | 4645 | |
| css.properties.min-block-size.fit-content_function | Firefox | 8/10/2021 | 1796 | |
| css.properties.min-block-size.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.min-height.fit-content_function 📋 | Firefox | 8/10/2021 | 1796 | |
| css.properties.min-height.stretch | Safari | 9/30/2015 | 3937 | |
| css.properties.min-inline-size.fit-content_function | Firefox | 8/10/2021 | 1796 | |
| css.properties.min-inline-size.stretch 📋 | Edge | 6/26/2025 | 380 | |
| css.properties.min-width.fit-content_function 📋 | Firefox | 8/10/2021 | 1796 | |
| css.properties.min-width.stretch | Safari | 10/22/2013 | 4645 | |
| css.properties.mix-blend-mode.plus-darker 📋 | Safari | 9/30/2015 | 3937 | |
| css.properties.mix-blend-mode.svg_elements | Firefox | 9/2/2014 | 4330 | |
| css.properties.object-position.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.object-position.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.object-position.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.object-position.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.object-view-box 📋 | Edge | 8/5/2022 | 1436 | |
| css.properties.object-view-box.none 📋 | Edge | 8/5/2022 | 1436 | |
| css.properties.offset.margin-box 📋 | Safari | 9/12/2022 | 1398 | |
| css.properties.offset.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-anchor.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-anchor.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-anchor.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-anchor.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-path.margin-box 📋 | Safari | 9/16/2024 | 663 | |
| css.properties.offset-position.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-position.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-position.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.offset-position.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.orphans 📋 | Safari | 4/15/2005 | 7757 | |
| css.properties.overflow.replaced_elements 📋 | Edge | 7/29/2015 | 4000 | |
| css.properties.overflow-anchor 📋 | Firefox | 3/19/2019 | 2671 | |
| css.properties.overflow-anchor.auto 📋 | Firefox | 3/19/2019 | 2671 | |
| css.properties.overflow-anchor.none 📋 | Firefox | 3/19/2019 | 2671 | |
| css.properties.overflow-block.overlay | Firefox | 4/11/2023 | 1187 | |
| css.properties.overflow-clip-margin 📋 | Edge | 4/15/2021 | 1913 | Chrome: Only works when both axes are using overflow: clip. See bug 40235584.Chrome Android: Only works when both axes are using overflow: clip. See bug 40235584.Edge: Only works when both axes are using overflow: clip. See bug 40235584.Firefox: Only supports using a length, not a visual box. See bug 1661582.Firefox for Android: Only supports using a length, not a visual box. See bug 1661582.Quest Browser: Only works when both axes are using overflow: clip. See bug 40235584.Opera: Only works when both axes are using overflow: clip. See bug 40235584.Opera Android: Only works when both axes are using overflow: clip. See bug 40235584.Samsung Internet: Only works when both axes are using overflow: clip. See bug 40235584.WebView Android: Only works when both axes are using overflow: clip. See bug 40235584. |
| css.properties.overflow-clip-margin.border-box 📋 | Edge | 8/5/2022 | 1436 | |
| css.properties.overflow-clip-margin.content-box 📋 | Edge | 8/5/2022 | 1436 | |
| css.properties.overflow-clip-margin.padding-box 📋 | Edge | 8/5/2022 | 1436 | |
| css.properties.overflow-inline.overlay 📋 | Firefox | 4/11/2023 | 1187 | |
| css.properties.overflow-x.replaced_elements 📋 | Edge | 7/29/2015 | 4000 | |
| css.properties.overflow-y.replaced_elements 📋 | Edge | 7/29/2015 | 4000 | |
| css.properties.overlay 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.overlay.auto 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.overlay.none 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.page-break-after.avoid 📋 | Edge | 7/29/2015 | 4000 | |
| css.properties.page-break-before.avoid 📋 | Edge | 7/29/2015 | 4000 | |
| css.properties.perspective-origin.x-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.perspective-origin.x-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.perspective-origin.y-end 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.perspective-origin.y-start 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.place-self.position_absolute_context 📋 | Edge | 2/23/2024 | 869 | |
| css.properties.pointer-events.bounding-box 📋 | Safari | 9/19/2019 | 2487 | |
| css.properties.position-anchor.none | Firefox | 1/13/2026 | 179 | |
| css.properties.position-visibility.anchors-valid 📋 | Safari | 12/12/2025 | 211 | |
| css.properties.reading-flow 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-flow.flex-flow 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-flow.flex-visual 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-flow.grid-columns 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-flow.grid-order 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-flow.grid-rows 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-flow.normal 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-flow.source-order 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.reading-order 📋 | Edge | 5/29/2025 | 408 | |
| css.properties.ruby-overhang 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.ruby-overhang.auto 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.ruby-overhang.none 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.ruby-position.alternate | Firefox | 4/19/2021 | 1909 | |
| css.properties.ruby-position.inter-character | Edge | 7/16/2020 | 2186 | Chrome: This value is only supported with the prefixed version of the property.Chrome Android: This value is only supported with the prefixed version of the property.Edge: This value is only supported with the prefixed version of the property.Quest Browser: This value is only supported with the prefixed version of the property.Opera: This value is only supported with the prefixed version of the property.Opera Android: This value is only supported with the prefixed version of the property.Samsung Internet: This value is only supported with the prefixed version of the property.WebView Android: This value is only supported with the prefixed version of the property. |
| css.properties.scroll-initial-target 📋 | Edge | 2/6/2025 | 520 | |
| css.properties.scroll-initial-target.nearest 📋 | Edge | 2/6/2025 | 520 | |
| css.properties.scroll-initial-target.none 📋 | Edge | 2/6/2025 | 520 | |
| css.properties.scroll-marker-group 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.scroll-marker-group.after 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.scroll-marker-group.before 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.scroll-marker-group.none 📋 | Edge | 4/4/2025 | 463 | |
| css.properties.scroll-target-group 📋 | Edge | 9/5/2025 | 309 | |
| css.properties.scroll-target-group.auto 📋 | Edge | 9/5/2025 | 309 | |
| css.properties.scroll-target-group.none 📋 | Edge | 9/5/2025 | 309 | |
| css.properties.scroll-timeline.none 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.scroll-timeline-axis.block 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.scroll-timeline-axis.inline 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.scroll-timeline-axis.x 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.scroll-timeline-axis.y 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.scroll-timeline-name.none 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.shape-image-threshold.percentages | Firefox | 10/22/2019 | 2454 | |
| css.properties.speak 📋 | Edge | 2/7/2020 | 2346 | Chrome: The implementation is not compliant with the specification, see bug 40813740.Chrome Android: The implementation is not compliant with the specification, see bug 40813740.Edge: The implementation is not compliant with the specification, see bug 40813740.Quest Browser: The implementation is not compliant with the specification, see bug 40813740.Opera: The implementation is not compliant with the specification, see bug 40813740.Opera Android: The implementation is not compliant with the specification, see bug 40813740.Samsung Internet: The implementation is not compliant with the specification, see bug 40813740.WebView Android: The implementation is not compliant with the specification, see bug 40813740. |
| css.properties.speak-as 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.speak-as.digits 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.speak-as.literal-punctuation 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.speak-as.no-punctuation 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.speak-as.normal 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.speak-as.spell-out 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.stroke-color 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.stroke-color.currentColor 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.stroke-color.transparent 📋 | Safari | 4/12/2018 | 3012 | |
| css.properties.text-align-last.match-parent 📋 | Safari | 9/12/2022 | 1398 | |
| css.properties.text-autospace.auto 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.text-autospace.ideograph-alpha 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.text-autospace.ideograph-numeric 📋 | Safari | 3/31/2025 | 467 | |
| css.properties.text-autospace.insert 📋 | Firefox | 11/11/2025 | 242 | |
| css.properties.text-box 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.auto 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.cap 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.ex 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.ideographic 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.ideographic-ink 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.none 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.normal 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.text 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.trim-both 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.trim-end 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box.trim-start 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-edge 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-edge.auto 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-edge.cap 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-edge.ex 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-edge.ideographic 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-edge.ideographic-ink 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-edge.text 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-trim 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-trim.none 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-trim.trim-both 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-trim.trim-end 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-box-trim.trim-start 📋 | Safari | 12/11/2024 | 577 | |
| css.properties.text-decoration-inset 📋 | Firefox | 12/9/2025 | 214 | |
| css.properties.text-decoration-inset.auto 📋 | Firefox | 12/9/2025 | 214 | |
| css.properties.text-decoration-skip 📋 | Safari | 3/25/2019 | 2665 | Chrome: Only supported the deprecated ink value.Chrome Android: Only supported the deprecated ink value.Opera: Only supported the deprecated ink value.Opera Android: Only supported the deprecated ink value.Samsung Internet: Only supported the deprecated ink value.WebView Android: Only supported the deprecated ink value. |
| css.properties.text-decoration-skip.auto 📋 | Safari | 10/22/2013 | 4645 | |
| css.properties.text-decoration-skip.none 📋 | Safari | 10/22/2013 | 4645 | |
| css.properties.text-decoration-skip-ink.all 📋 | Firefox | 4/7/2020 | 2286 | |
| css.properties.text-emphasis-position.auto | Firefox | 10/29/2024 | 620 | |
| css.properties.text-justify 📋 | Firefox | 8/8/2017 | 3259 | Edge: Standard values inter-character and none are supported. The deprecated distribute value is also supported.Internet Explorer: Standard values inter-character and none are supported. The deprecated distribute value is also supported. |
| css.properties.text-justify.auto 📋 | Firefox | 8/8/2017 | 3259 | |
| css.properties.text-justify.inter-character 📋 | Firefox | 8/8/2017 | 3259 | |
| css.properties.text-justify.inter-word 📋 | Firefox | 8/8/2017 | 3259 | |
| css.properties.text-justify.none 📋 | Firefox | 8/8/2017 | 3259 | |
| css.properties.text-overflow.string | Firefox | 12/20/2011 | 5317 | |
| css.properties.text-overflow.two_value_syntax | Firefox | 12/20/2011 | 5317 | |
| css.properties.text-size-adjust 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.text-size-adjust.auto 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.text-size-adjust.none 📋 | Edge | 1/15/2020 | 2369 | |
| css.properties.text-size-adjust.percentages 📋 | Edge | 7/29/2015 | 4000 | |
| css.properties.text-spacing-trim 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.text-spacing-trim.normal 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.text-spacing-trim.space-all 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.text-spacing-trim.space-first 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.text-spacing-trim.trim-start 📋 | Edge | 3/22/2024 | 841 | |
| css.properties.text-transform.dutch_ij_digraph | Firefox | 7/17/2012 | 5107 | |
| css.properties.text-transform.full-size-kana 📋 | Firefox | 12/11/2018 | 2769 | |
| css.properties.text-transform.full-width 📋 | Firefox | 2/19/2013 | 4890 | |
| css.properties.text-transform.greek_accented_characters | Firefox | 8/28/2012 | 5065 | |
| css.properties.text-transform.math-auto 📋 | Edge | 1/12/2023 | 1276 | |
| css.properties.text-wrap.pretty 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.text-wrap-style.pretty 📋 | Edge | 10/17/2024 | 632 | |
| css.properties.timeline-scope 📋 | Edge | 8/21/2023 | 1055 | |
| css.properties.timeline-scope.all 📋 | Safari | 9/15/2025 | 299 | |
| css.properties.timeline-scope.none 📋 | Edge | 8/21/2023 | 1055 | |
| css.properties.timeline-trigger 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger.auto 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger.none 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger.normal 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger-name 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger-name.none 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger-source 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger-source.auto 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.timeline-trigger-source.none 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.touch-action.pan-down | Edge | 1/15/2020 | 2369 | |
| css.properties.touch-action.pan-left | Edge | 1/15/2020 | 2369 | |
| css.properties.touch-action.pan-right | Edge | 1/15/2020 | 2369 | |
| css.properties.touch-action.pan-up | Edge | 1/15/2020 | 2369 | |
| css.properties.transition-behavior.transitionable_content-visibility 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.transition-behavior.transitionable_display 📋 | Edge | 9/15/2023 | 1030 | |
| css.properties.trigger-scope 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.trigger-scope.all 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.trigger-scope.none 📋 | Edge | 3/12/2026 | 121 | |
| css.properties.user-modify | Safari | 10/26/2007 | 6833 | Firefox: While the CSS property is parsed and accepted, it does not have any effect.Firefox for Android: While the CSS property is parsed and accepted, it does not have any effect. |
| css.properties.user-modify.read-write-plaintext-only | Safari | 10/26/2007 | 6833 | |
| css.properties.view-timeline.none 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-timeline-axis.block 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-timeline-axis.inline 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-timeline-axis.x 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-timeline-axis.y 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-timeline-inset 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-timeline-inset.auto 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-timeline-name.none 📋 | Edge | 7/21/2023 | 1086 | |
| css.properties.view-transition-group 📋 | Edge | 9/5/2025 | 309 | |
| css.properties.view-transition-group.contain | Edge | 9/5/2025 | 309 | |
| css.properties.view-transition-group.nearest | Edge | 9/5/2025 | 309 | |
| css.properties.view-transition-group.normal | Edge | 9/5/2025 | 309 | |
| css.properties.white-space.preserve-spaces 📋 | Firefox | 3/19/2024 | 844 | |
| css.properties.white-space.shorthand_values | Edge | 6/2/2023 | 1135 | Chrome: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.Chrome Android: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.Edge: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.Firefox: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.Firefox for Android: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.Opera: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.Opera Android: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.Samsung Internet: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim.WebView Android: Only accepts values for white-space-collapse and text-wrap-mode, not white-space-trim. |
| css.properties.white-space.svg_elements | Firefox | 2/24/2015 | 4155 | |
| css.properties.white-space-collapse.preserve-spaces 📋 | Firefox | 3/19/2024 | 844 | |
| css.properties.widows 📋 | Safari | 4/15/2005 | 7757 | |
| css.properties.width.fit-content_function 📋 | Firefox | 8/10/2021 | 1796 | |
| css.properties.word-break.auto-phrase 📋 | Edge | 11/2/2023 | 982 | Chrome: This value is only applicable if lang="ja" is specified. This value has no effect on other locales.Chrome Android: This value is only applicable if lang="ja" is specified. This value has no effect on other locales.Edge: This value is only applicable if lang="ja" is specified. This value has no effect on other locales.Opera: This value is only applicable if lang="ja" is specified. This value has no effect on other locales.Opera Android: This value is only applicable if lang="ja" is specified. This value has no effect on other locales.Samsung Internet: This value is only applicable if lang="ja" is specified. This value has no effect on other locales.WebView Android: This value is only applicable if lang="ja" is specified. This value has no effect on other locales. |
| css.selectors.-moz-color-swatch | Firefox | 2/4/2014 | 4540 | |
| css.selectors.-moz-first-node | Firefox | 8/8/2017 | 3259 | |
| css.selectors.-moz-last-node | Firefox | 8/8/2017 | 3259 | |
| css.selectors.-moz-list-bullet | Firefox | 11/9/2004 | 7914 | |
| css.selectors.-moz-list-number | Firefox | 11/9/2004 | 7914 | |
| css.selectors.-moz-only-whitespace | Firefox | 11/9/2004 | 7914 | |
| css.selectors.-moz-progress-bar | Firefox | 8/16/2011 | 5443 | |
| css.selectors.-moz-range-progress | Firefox | 6/25/2013 | 4764 | |
| css.selectors.-moz-range-thumb | Firefox | 5/14/2013 | 4806 | |
| css.selectors.-moz-range-track | Firefox | 5/14/2013 | 4806 | |
| css.selectors.-moz-submit-invalid | Firefox | 4/19/2021 | 1909 | Firefox: From Firefox 88 the feature has been placed behind a flag. See bug 1694129.Firefox for Android: From version 88, the feature has been withdrawn. See bug 1694129. |
| css.selectors.-moz-window-inactive | Firefox | 3/22/2011 | 5590 | |
| css.selectors.-webkit-inner-spin-button | Safari | 6/7/2010 | 5878 | |
| css.selectors.-webkit-meter-bar | Safari | 7/20/2011 | 5470 | |
| css.selectors.-webkit-meter-even-less-good-value | Safari | 7/20/2011 | 5470 | |
| css.selectors.-webkit-meter-inner-element | Safari | 10/22/2013 | 4645 | |
| css.selectors.-webkit-meter-optimum-value | Safari | 7/20/2011 | 5470 | |
| css.selectors.-webkit-meter-suboptimum-value | Safari | 7/20/2011 | 5470 | |
| css.selectors.-webkit-progress-bar | Safari | 10/22/2013 | 4645 | |
| css.selectors.-webkit-progress-inner-element | Safari | 10/22/2013 | 4645 | |
| css.selectors.-webkit-progress-value | Safari | 10/22/2013 | 4645 | |
| css.selectors.-webkit-resizer | Safari | 6/8/2009 | 6242 | |
| css.selectors.-webkit-scrollbar | Safari | 6/8/2009 | 6242 | Safari on iOS: From Safari 13, only display: none works with this pseudo-element. Other styles have no effect.WebView on iOS: From Safari 13, only display: none works with this pseudo-element. Other styles have no effect. |
| css.selectors.-webkit-scrollbar-button | Safari | 6/8/2009 | 6242 | |
| css.selectors.-webkit-scrollbar-corner | Safari | 6/8/2009 | 6242 | |
| css.selectors.-webkit-scrollbar-thumb | Safari | 6/8/2009 | 6242 | |
| css.selectors.-webkit-scrollbar-track | Safari | 6/8/2009 | 6242 | |
| css.selectors.-webkit-scrollbar-track-piece | Safari | 6/8/2009 | 6242 | |
| css.selectors.-webkit-search-cancel-button | Safari | 10/26/2007 | 6833 | |
| css.selectors.-webkit-search-results-button | Safari | 10/26/2007 | 6833 | |
| css.selectors.-webkit-slider-runnable-track | Edge | 1/15/2020 | 2369 | |
| css.selectors.-webkit-slider-thumb | Edge | 1/15/2020 | 2369 | |
| css.selectors.after.nested_marker 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.attribute.case_sensitive_modifier | Firefox | 3/19/2019 | 2671 | |
| css.selectors.before.nested_marker 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.buffering 📋 | Safari | 3/14/2022 | 1580 | |
| css.selectors.checkmark 📋 | Edge | 2/6/2025 | 520 | |
| css.selectors.column 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.column.nested_scroll-marker | Edge | 4/4/2025 | 463 | |
| css.selectors.cue.selector_argument | Safari | 10/22/2013 | 4645 | |
| css.selectors.first-child.no_parent_required | Firefox | 3/7/2017 | 3413 | |
| css.selectors.first-letter.dutch_ij_digraph | Firefox | 3/23/2021 | 1936 | |
| css.selectors.first-letter.svg_text_element | Firefox | 3/19/2024 | 844 | |
| css.selectors.first-line.svg_text_element | Firefox | 3/19/2024 | 844 | |
| css.selectors.fullscreen.all_elements | Firefox | 12/15/2015 | 3861 | |
| css.selectors.future 📋 | Safari | 10/22/2013 | 4645 | |
| css.selectors.grammar-error 📋 | Edge | 1/25/2024 | 898 | |
| css.selectors.has-slotted 📋 | Firefox | 3/4/2025 | 494 | |
| css.selectors.host-context 📋 | Edge | 1/15/2020 | 2369 | |
| css.selectors.interest-source 📋 | Edge | 10/31/2025 | 253 | |
| css.selectors.interest-target 📋 | Edge | 10/31/2025 | 253 | |
| css.selectors.lang.argument_list | Safari | 9/30/2015 | 3937 | |
| css.selectors.lang.wildcards | Safari | 9/30/2015 | 3937 | |
| css.selectors.last-child.no_parent_required | Firefox | 3/7/2017 | 3413 | |
| css.selectors.left 📋 | Safari | 6/7/2010 | 5878 | |
| css.selectors.marker.counter_support 📋 | Firefox | 1/13/2026 | 179 | |
| css.selectors.marker.quotes_support 📋 | Firefox | 1/13/2026 | 179 | |
| css.selectors.muted 📋 | Safari | 3/14/2022 | 1580 | |
| css.selectors.nth-child.no_parent_required | Firefox | 3/7/2017 | 3413 | |
| css.selectors.nth-last-child.no_parent_required | Firefox | 3/7/2017 | 3413 | |
| css.selectors.open 📋 | Edge | 2/6/2025 | 520 | Chrome: The selector is recognized, but has no effect.Chrome Android: The selector is recognized, but has no effect.Edge: The selector is recognized, but has no effect.Opera: The selector is recognized, but has no effect.Opera Android: The selector is recognized, but has no effect.Samsung Internet: The selector is recognized, but has no effect.WebView Android: The selector is recognized, but has no effect. |
| css.selectors.past 📋 | Safari | 10/22/2013 | 4645 | |
| css.selectors.paused 📋 | Safari | 3/14/2022 | 1580 | |
| css.selectors.picker 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.picker-icon 📋 | Edge | 2/6/2025 | 520 | |
| css.selectors.picture-in-picture 📋 | Safari | 3/24/2020 | 2300 | |
| css.selectors.playing 📋 | Safari | 3/14/2022 | 1580 | |
| css.selectors.right 📋 | Safari | 6/7/2010 | 5878 | |
| css.selectors.scroll-button 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.block-end 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.block-start 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.down 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.inline-end 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.inline-start 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.left 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.right 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.star 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-button.up 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-marker 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.scroll-marker-group 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.search-text 📋 | Edge | 1/21/2026 | 171 | |
| css.selectors.seeking 📋 | Safari | 3/14/2022 | 1580 | |
| css.selectors.selection.text-decoration | Edge | 9/1/2022 | 1409 | |
| css.selectors.spelling-error 📋 | Edge | 1/25/2024 | 898 | |
| css.selectors.stalled 📋 | Safari | 3/14/2022 | 1580 | |
| css.selectors.target-after 📋 | Edge | 10/31/2025 | 253 | |
| css.selectors.target-before 📋 | Edge | 10/31/2025 | 253 | |
| css.selectors.target-current 📋 | Edge | 4/4/2025 | 463 | |
| css.selectors.view-transition-group-children 📋 | Edge | 9/5/2025 | 309 | |
| css.selectors.volume-locked 📋 | Safari | 3/14/2022 | 1580 | |
| css.selectors.xr-overlay 📋 | Edge | 5/21/2020 | 2242 | |
| css.types.anchor-size.inset_margin | Edge | 1/17/2025 | 540 | |
| css.types.attr.type_function 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.angle 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.color 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.custom-ident 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.ident 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.image 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.integer 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.length 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.length-percentage 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.number 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.percentage 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.resolution 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.string 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.time 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.transform-function 📋 | Edge | 2/6/2025 | 520 | |
| css.types.attr.type_function.url 📋 | Edge | 2/6/2025 | 520 | |
| css.types.basic-shape.path.d 📋 | Edge | 1/15/2020 | 2369 | |
| css.types.calc.typed_division_produces_unitless_number 📋 | Edge | 9/5/2025 | 309 | |
| css.types.calc-size 📋 | Edge | 9/19/2024 | 660 | |
| css.types.color.contrast-color 📋 | Safari | 9/15/2025 | 299 | |
| css.types.color.system-color.buttonborder 📋 | Edge | 4/28/2022 | 1535 | |
| css.types.color.system-color.mark 📋 | Edge | 5/31/2022 | 1502 | |
| css.types.color.system-color.marktext 📋 | Edge | 5/31/2022 | 1502 | |
| css.types.corner-shape-value 📋 | Edge | 8/7/2025 | 338 | |
| css.types.corner-shape-value.bevel 📋 | Edge | 8/7/2025 | 338 | |
| css.types.corner-shape-value.notch 📋 | Edge | 8/7/2025 | 338 | |
| css.types.corner-shape-value.round 📋 | Edge | 8/7/2025 | 338 | |
| css.types.corner-shape-value.scoop 📋 | Edge | 8/7/2025 | 338 | |
| css.types.corner-shape-value.square 📋 | Edge | 8/7/2025 | 338 | |
| css.types.corner-shape-value.squircle 📋 | Edge | 8/7/2025 | 338 | |
| css.types.corner-shape-value.superellipse 📋 | Edge | 8/7/2025 | 338 | |
| css.types.dashed-function 📋 | Edge | 8/7/2025 | 338 | |
| css.types.dynamic-range-limit-mix 📋 | Edge | 5/1/2025 | 436 | |
| css.types.env.keyboard-inset-bottom 📋 | Edge | 9/24/2021 | 1751 | |
| css.types.env.keyboard-inset-height 📋 | Edge | 9/24/2021 | 1751 | |
| css.types.env.keyboard-inset-left 📋 | Edge | 9/24/2021 | 1751 | |
| css.types.env.keyboard-inset-right 📋 | Edge | 9/24/2021 | 1751 | |
| css.types.env.keyboard-inset-top 📋 | Edge | 9/24/2021 | 1751 | |
| css.types.env.keyboard-inset-width 📋 | Edge | 9/24/2021 | 1751 | |
| css.types.env.titlebar-area-height 📋 | Edge | 9/2/2021 | 1773 | Chrome: Before version 93, Linux is unsupported.Chrome Android: Before version 93, Linux is unsupported.Edge: Before version 93, Linux is unsupported. |
| css.types.env.titlebar-area-width 📋 | Edge | 9/2/2021 | 1773 | Chrome: Before version 93, Linux is unsupported.Chrome Android: Before version 93, Linux is unsupported.Edge: Before version 93, Linux is unsupported. |
| css.types.env.titlebar-area-x 📋 | Edge | 9/2/2021 | 1773 | Chrome: Before version 93, Linux is unsupported.Chrome Android: Before version 93, Linux is unsupported.Edge: Before version 93, Linux is unsupported. |
| css.types.env.titlebar-area-y 📋 | Edge | 9/2/2021 | 1773 | Chrome: Before version 93, Linux is unsupported.Chrome Android: Before version 93, Linux is unsupported.Edge: Before version 93, Linux is unsupported. |
| css.types.env.viewport-segment-bottom 📋 | Edge | 6/26/2025 | 380 | |
| css.types.env.viewport-segment-height 📋 | Edge | 6/26/2025 | 380 | |
| css.types.env.viewport-segment-left 📋 | Edge | 6/26/2025 | 380 | |
| css.types.env.viewport-segment-right 📋 | Edge | 6/26/2025 | 380 | |
| css.types.env.viewport-segment-top 📋 | Edge | 6/26/2025 | 380 | |
| css.types.env.viewport-segment-width 📋 | Edge | 6/26/2025 | 380 | |
| css.types.if 📋 | Edge | 5/29/2025 | 408 | |
| css.types.if.style | Edge | 5/29/2025 | 408 | |
| css.types.if.style.range_syntax 📋 | Edge | 10/31/2025 | 253 | |
| css.types.image.cross-fade 📋 | Safari | 9/20/2016 | 3581 | Chrome: Supports the original dual-image with percentage implementation only.Chrome: See bug 40470742 for supporting the unprefixed cross-fade() function.Chrome Android: Supports the original dual-image with percentage implementation only.Chrome Android: See bug 40470742 for supporting the unprefixed cross-fade() function.Edge: Supports the original dual-image with percentage implementation only.Edge: See bug 40470742 for supporting the unprefixed cross-fade() function.Quest Browser: Supports the original dual-image with percentage implementation only.Quest Browser: See bug 40470742 for supporting the unprefixed cross-fade() function.Opera: Supports the original dual-image with percentage implementation only.Opera: See bug 40470742 for supporting the unprefixed cross-fade() function.Opera Android: Supports the original dual-image with percentage implementation only.Opera Android: See bug 40470742 for supporting the unprefixed cross-fade() function.Safari: Supports the original dual-image with percentage implementation only.Safari: Supports the original dual-image with percentage implementation only.Safari on iOS: Support for the original dual-image with percentage implementation only.Safari on iOS: Supports the original dual-image with percentage implementation only.Samsung Internet: Supports the original dual-image with percentage implementation only.Samsung Internet: See bug 40470742 for supporting the unprefixed cross-fade() function.WebView Android: Supports the original dual-image with percentage implementation only.WebView Android: See bug 40470742 for supporting the unprefixed cross-fade() function.WebView on iOS: Support for the original dual-image with percentage implementation only.WebView on iOS: Supports the original dual-image with percentage implementation only. |
| css.types.image.element 📋 | Firefox | 11/14/2017 | 3161 | Firefox: -moz-element() is limited to background-image, background, border-image and border-image-source.Firefox: -moz-element() is limited to background-image and background.Firefox for Android: -moz-element() is limited to background-image, background, border-image and border-image-source.Firefox for Android: -moz-element() is limited to background-image and background. |
| css.types.image.filter 📋 | Safari | 3/21/2016 | 3764 | |
| css.types.image.paint 📋 | Edge | 1/15/2020 | 2369 | |
| css.types.progress 📋 | Edge | 6/26/2025 | 380 | |
| css.types.random 📋 | Safari | 12/12/2025 | 211 | |
| css.types.random.dashed-ident 📋 | Safari | 12/12/2025 | 211 | |
| css.types.random.element-shared 📋 | Safari | 12/12/2025 | 211 | |
| css.types.random.step 📋 | Safari | 12/12/2025 | 211 | |
| css.types.ratio.number_value | Firefox | 6/30/2020 | 2202 | |
| css.types.sibling-count 📋 | Edge | 6/26/2025 | 380 | |
| css.types.sibling-index 📋 | Edge | 6/26/2025 | 380 | |
| css.types.sign.typed_division_produces_unitless_number 📋 | Edge | 9/5/2025 | 309 | |
| css.types.superellipse 📋 | Edge | 8/7/2025 | 338 | |
| css.types.text-edge 📋 | Safari | 12/11/2024 | 577 | |
| css.types.text-edge.alphabetic 📋 | Safari | 12/11/2024 | 577 | |
| css.types.text-edge.cap 📋 | Safari | 12/11/2024 | 577 | |
| css.types.text-edge.ex 📋 | Safari | 12/11/2024 | 577 | |
| css.types.text-edge.text 📋 | Safari | 12/11/2024 | 577 | |
| css.types.type 📋 | Edge | 8/7/2025 | 338 |