public-css-archive@w3.org from March 2026 by thread

[csswg-drafts] [mediaqueries-5] Ability to detect a preference override being cleared (#13613) Remco Haszing via GitHub (Saturday, 7 March)

[csswg-drafts] Can't find spec support for setting importRule.styleSheet.parentStyleSheet to null after deleting that import rule (#13612) Domenic Denicola via GitHub (Saturday, 7 March)

Closed: [csswg-drafts] [css-lists] CSS counter scope/inheritance is incompatible with HTML ordinals (#5477) Tab Atkins Jr. via GitHub (Friday, 6 March)

Re: [csswg-drafts] [css-color] Privacy considerations should describe how system colors are chosen in practice (#13561) Chris Lilley via GitHub (Friday, 6 March)

[csswg-drafts] Pull Request: [scroll-animations-1] Make timeline name scoping last-in-tree-order andruud via GitHub (Friday, 6 March)

[csswg-drafts] [css-properties-values-api] Clarify whether `syntax: "<color> | "` is valid (#13610) 一丝 via GitHub (Friday, 6 March)

Re: [csswg-drafts] [css-2026] Add specs to Reliable Candidate Recommendations or Official Definition (#9770) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026] Add specs to Reliable Candidate Recommendations or Official Definition (#9770) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][css-overscroll-1] Add CSS Overscroll 1 to Rough Interop (#12701) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][geometry-1] Add Geometry 1 to Rough Interop (#12698) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026][geometry-1] Add Geometry 1 to Rough Interop (#12698) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][css-transitions-2] Add `transition-behavior`, `@starting-style`, and `CSSStartingStyleRule` to Safe to Release exceptions (#12778) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][css-env-1] Add `env(safe-area-inset-*)` to Safe to Release exceptions (#12780) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026][css-env-1] Add `env(safe-area-inset-*)` to Safe to Release exceptions (#12780) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][css-inline-3] Add `text-box-trim` and `text-box-edge` to Safe to Release exceptions (#12782) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026][css-inline-3] Add `text-box-trim` and `text-box-edge` to Safe to Release exceptions (#12782) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][css-pseudo-4] Add `::marker` to Safe to Release Exceptions (#12816) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026][css-pseudo-4] Add `::marker` to Safe to Release Exceptions (#12816) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][selectors-4] Add features from Selectors 4 to Safe to Release Exceptions (#12797) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026][selectors-4] Add features from Selectors 4 to Safe to Release Exceptions (#12797) Chris Lilley via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-2026][css-ui-4] Add `accent-color` property, `auto` value for `outline-color`, and `<url-set>` value for `cursor` to Safe to Release exceptions (#12781) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026] Add specs to Rough Interoperability (#9793) Chris Lilley via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-2026][css-nesting-1] Add CSS Nesting 1 to Rough Interop (#12704) Chris Lilley via GitHub (Thursday, 5 March)

[csswg-drafts] Pull Request: [css-forms-1] Update structure and styles for temporal input Luke Warlow via GitHub (Thursday, 5 March)

[csswg-drafts] [css-forms-1] Proposed 'controls shouldn't look weird' design principle (#13609) Luke Warlow via GitHub (Thursday, 5 March)

Re: [csswg-drafts] Add an `::interest-button` pseudo element to interest invokers (#12437) Emilio Cobos Álvarez via GitHub (Thursday, 5 March)

Closed: [csswg-drafts] [css-forms-1] Specify readonly input styles (#12490) Luke Warlow via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-forms-1] option hover/active styles inside of disabled select listbox (#13383) CSS Meeting Bot via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-forms-1] Specify readonly input styles (#12490) CSS Meeting Bot via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-forms-1] Checkbox stylesheet missing indeterminate handling (#11869) CSS Meeting Bot via GitHub (Thursday, 5 March)

[csswg-drafts] [animation-triggers-1] Can we add a `timeline-trigger-range` shorthand? (#13608) Bramus via GitHub (Thursday, 5 March)

[csswg-drafts] [css-2026] Proposed new stability categorization (#13607) Chris Lilley via GitHub (Thursday, 5 March)

[csswg-drafts] Pull Request: [css-mixins-1] Fix obvious mistakes related to `@macro` andruud via GitHub (Thursday, 5 March)

[csswg-drafts] Pull Request: [css-mixins-1] Fix space placement in serialize a CSSFunctionRule Callum Law via GitHub (Thursday, 5 March)

[csswg-drafts] Pull Request: [css-mixins-1] Make defaultValue member of FunctionParameter non-nullable Callum Law via GitHub (Thursday, 5 March)

[csswg-drafts] Pull Request: [css-animations-1][css-transitions-1] Add .pseudoTarget to AnimationEvent and TransitionEvent Daniil Sakhapov via GitHub (Thursday, 5 March)

[csswg-drafts] Pull Request: [css-values-4][editorial] Follow-up of f63d90e (oversight) Guillaume via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-sizing] How to shrink to fit the width? (#191) Alex Inkin via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-contain] Similar to window.matchMedia(), Container Queries should have a similar method (#6205) Jochen Kühner via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-forms-1] Find a way to avoid double border between ::picker() and button (#13527) Steve Orvell via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-forms-1] different border-radius on select vs picker looks janky (#13520) Steve Orvell via GitHub (Thursday, 5 March)

[csswg-drafts] [css-values-5] Names of the random-name keywords (#13601) Tab Atkins Jr. via GitHub (Thursday, 5 March)

Re: [csswg-drafts] [css-mixins-1] A var()-based model for mixin parameters (#12927) Tab Atkins Jr. via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-gaps-1]: Change the initial value for insets property to be 0 (#13137) Sam Davis via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] Do we need :focus-visible-within ? (#3080) Westbrook Johnson via GitHub (Wednesday, 4 March)

[csswg-drafts] [css-values-5][css-inline-3] Rounding to device pixels (#13600) fantasai via GitHub (Wednesday, 4 March)

[csswg-drafts] [css-values-5][css-borders-4] Extending <line-width> (#13599) fantasai via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-ui-3] Check edits since publication as REC (#13019) CSS Meeting Bot via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-borders] Add a 'hairline' border-width value (#3720) CSS Meeting Bot via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-overscroll] overscroll-behavior should not prevent visual viewport "panning" (#12919) CSS Meeting Bot via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [cssom-view] `scrollParent` shouldn't necessarily be null for the body (#12723) CSS Meeting Bot via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-images-4] Add `light-dark-image()`, or generalize `light-dark()` for images too? (#12513) David Marland via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] Support Negative Indexing in env(viewport-segment-* x y) for Right/Bottom Referencing (#13319) 張俊芝 via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-backgrounds] Always serialize 'background-size' and `mask-size` as two values (#7802) Felipe Erias via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-forms-1] Include fieldset and legend (#11983) Luke Warlow via GitHub (Wednesday, 4 March)

[csswg-drafts] Pull Request: [css-forms-1] Add styles for `::color-swatch` Luke Warlow via GitHub (Wednesday, 4 March)

[csswg-drafts] Pull Request: [css-forms-1] Add styles for `::color-swatch` Luke Warlow via GitHub (Wednesday, 4 March)

[csswg-drafts] [css-color-hdr-1] Clarify parsing and serialization of `hdr-color()` (#13597) Guillaume via GitHub (Wednesday, 4 March)

[csswg-drafts] Pull Request: [css-page-3][editorial] Add "auto" to page-margin-safety value defini… Guillaume via GitHub (Wednesday, 4 March)

[csswg-drafts] Pull Request: [css-page-3][editorial] Add "auto" to page-margin-safety value defini… Guillaume via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-cascade][css-syntax] New `!revertable` flag to mark a declaration as "can be reverted when IACVT" (#10443) 一丝 via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-gaps-1] Introduce `rule-visibility-items: auto` (#13477) Kevin Babbitt via GitHub (Wednesday, 4 March)

Re: [csswg-drafts] [css-mixins-1] Auto-wrap mixin body in `@result` if omitted? (#13524) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-gaps-1] Missing a few inset shorthands (#13531) Kevin Babbitt via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-selectors] add numeric comparisons on attribute values (#5890) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-animations] Serialize all keyframe names as strings (#2435) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-fonts] `system-ui` behavior is undesired for some users (#3658) Tatsunori Uchino via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-backgrounds][css-animations] Should background-* and animation-* longhands computed values serialize using the same truncation rules? (#12791) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

[csswg-drafts] [css-position-4][css-anchor-position] Top layer exit animations require tracking a lot of state for implicit anchors (#13595) Tim Nguyen via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-properties-values-api] `light-dark()` and system colors in initial values (#12735) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-properties-values-api] `@property` descriptors should be optional whenever possible (#13211) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-typed-om-1] Should css typed om support the same simplifications as css-values-4? (#9451) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

[csswg-drafts] [selectors][css-position-4] `:modal` pseudo-class needs to account for top layer exit animations (#13594) Tim Nguyen via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-gaps-1]: Defer percentages insets to future version of css gaps (#13481) Sam Davis via GitHub (Tuesday, 3 March)

Closed: [csswg-drafts] [css-gaps-1]: Defer percentages insets to future version of css gaps (#13481) Sam Davis via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-gaps-1] Bikeshedding names for ways to break gap decorations (#11491) Kevin Babbitt via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-values] Grammar syntax for defining excluded idents for <custom-ident> productions (#11924) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

[csswg-drafts] [css-2026] Autopublish? (#13593) Chris Lilley via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-values] Clarification on Simplification for clamp() with none values (#13535) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-gaps] Multicol: Allow column rules to go through row gaps created by `wrap` (#13453) Kevin Babbitt via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-values-5] Can ident() bypass dashed-ident requirements? (#12206) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-gaps-1] Gap intersections for multicol containers (#12784) Kevin Babbitt via GitHub (Tuesday, 3 March)

Closed: [csswg-drafts] [css-gaps-1] Gap intersections for multicol containers (#12784) Kevin Babbitt via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-images] Mesh gradient / Freeform gradient / 2D gradient (#7648) Brandon McConnell via GitHub (Tuesday, 3 March)

[csswg-drafts] [css-forms-1] Define sizing for progress and meter sliders (#13592) Luke Warlow via GitHub (Tuesday, 3 March)

[csswg-drafts] Proposal: Presentation Layers (#13591) Ian Bellomy via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [meta] Overview page on drafts.csswg.org not updating (#12743) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

[csswg-drafts] What pseudo-elements should be allowed after ::picker(select) ? (#13590) Tim Nguyen via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-mixins-1] Behavior for multiple `@result` rules (#13522) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Closed: [csswg-drafts] [css-lists] Algorithm for initial counter value in reversed list should repeat the last increment instead of the 1st one (#6797) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-mixins-1] Need a non-hacky way to force an element-dependent value on the applying element (#13454) Tab Atkins Jr. via GitHub (Tuesday, 3 March)

[csswg-drafts] [css-sizing][repsonsive-iframe] The behavior when content navigates out (#13589) Koji Ishii via GitHub (Tuesday, 3 March)

[csswg-drafts] [css-sizing][responsive-iframe] Should `frame-sizing` apply to SVG contents? (#13588) Koji Ishii via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-anchor-position] applying custom transform-origin and translate per position-try option (#11666) Una Kravets via GitHub (Tuesday, 3 March)

[csswg-drafts] [css-ui] Proposal: Allow `outline-offset` to reflect the effective offset for `outline-style: auto` (#13587) sb3nder via GitHub (Tuesday, 3 March)

[csswg-drafts] [css3-table] Are borders considered or not scrollable overflow? (#13586) Karl Dubost via GitHub (Tuesday, 3 March)

[csswg-drafts] Pull Request: [mediaqueries-5] Lift parens to <media-in-parens> Guillaume via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-highlight-api] Need to support a mechanism for creating ranges inside textarea and input elements (#4603) James via GitHub (Tuesday, 3 March)

[csswg-drafts] Pull Request: [selectors-5][editorial] Add formal definition and production rule of :local-link() Guillaume via GitHub (Tuesday, 3 March)

[csswg-drafts] Pull Request: [selectors-5][editorial] Add formal definition and production rule of :local-link() Guillaume via GitHub (Tuesday, 3 March)

[csswg-drafts] [css-sizing][responsive-frame] Should `frame-sizing` apply to `<object>` elements? (#13584) Koji Ishii via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-anchor-position] Is it intended that `(justify|align)-items: anchor-center` doesn't apply to anchored abspos boxes with `(justify|align)-items: auto`? (#13514) fantasai via GitHub (Tuesday, 3 March)

Re: [csswg-drafts] [css-values-5] The `<random-value-sharing>` options for `random()` are confusing (#13132) Oriol Brufau via GitHub (Monday, 2 March)

Closed: [csswg-drafts] [css-nesting-1] Clarify when nested rules are equivalents to `:is()` (#10523) Tab Atkins Jr. via GitHub (Monday, 2 March)

Re: [csswg-drafts] [animation-triggers-1] Add animation triggers 1 (#13571) Tab Atkins Jr. via GitHub (Monday, 2 March)

Re: [csswg-drafts] [css-viewport] Use ASCII whitespace (#8757) Alan Stearns via GitHub (Monday, 2 March)

[csswg-drafts] [css-gaps-1] Short i18n review checklist (#13583) Kevin Babbitt via GitHub (Monday, 2 March)

[csswg-drafts] [css-gaps-1] FAST checklist (#13582) Kevin Babbitt via GitHub (Monday, 2 March)

Re: [csswg-drafts] [css-gaps-1] Seek wide review (#13365) Kevin Babbitt via GitHub (Monday, 2 March)

Re: [csswg-drafts] [css-values]: Proposal – Add type conversion functions to mathematical expressions (#13550) Axel D. via GitHub (Monday, 2 March)

Re: [csswg-drafts] [css-anchor-position-1] Should animations use View Transitions as their backing mechanism? (by default or as an opt-in) (#9945) Bramus via GitHub (Monday, 2 March)

Re: [csswg-drafts] [css-align][css-shapes] Circular center alignment (#1849) Christoph Päper via GitHub (Monday, 2 March)

[csswg-drafts] Pull Request: helper to generate auto publication workflows Denis Ah-Kang via GitHub (Monday, 2 March)

Re: [csswg-drafts] Changing `normal` to `running` (#13429) Seokho Song via GitHub (Monday, 2 March)

Re: [csswg-drafts] [css-conditional] [css-contain] `srcset` and `sizes` interaction with container queries (#5889) Eric Portis via GitHub (Sunday, 1 March)

[csswg-drafts] Pull Request: Make the index remember the recent/grouped view Andreu Botella via GitHub (Sunday, 1 March)

[csswg-drafts] [animation-triggers-1] Proposal: toggle Custom States using Animation Triggers (`state-trigger`) (#13579) Yehonatan Daniv via GitHub (Sunday, 1 March)

[csswg-drafts] Pull Request: [css-values-5] Remove a closed issue denote on ident() fallback saku via GitHub (Sunday, 1 March)

[csswg-drafts] [css-anchor-position] Make `position-area` discretely animatable, for now. (#13577) Bramus via GitHub (Sunday, 1 March)

Re: [csswg-drafts] [css-nesting-1] Clarify when nested rules are equivalents to `:is()` (#10523) 一丝 via GitHub (Sunday, 1 March)

[csswg-drafts] [css-cascade] `revert-layer` is at risk, but `revert-rule` isn't? (#13576) Oriol Brufau via GitHub (Sunday, 1 March)

[csswg-drafts] Pull Request: [mediaqueries-5] Lift parens to <media-in-parens> Callum Law via GitHub (Sunday, 1 March)

Re: [csswg-drafts] CSS WG drafts server (#12054) Alan Stearns via GitHub (Sunday, 1 March)

Last message date: Saturday, 7 March 2026 19:14:39 UTC