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

[csswg-drafts] Pull Request: [css-text-4] Only accept `none` as a standalone keyword for `text-fit` Guillaume via GitHub (Tuesday, 21 April)

Re: [csswg-drafts] [css-forms-1] Specify behaviour of readonly and disabled temporal inputs (#13401) sb3nder via GitHub (Monday, 20 April)

Re: [csswg-drafts] [scroll-animations-1] Specify liveness of element references (#5751) Robert Flack via GitHub (Monday, 20 April)

Re: [csswg-drafts] [web-animations-2] [scroll-animations] "at progress timeline boundary" for view timelines (#13509) kevers-google via GitHub (Monday, 20 April)

[csswg-drafts] [css-cascade] What is the encapsulation context of the user and user agent style sheets? (#13829) Guillaume via GitHub (Monday, 20 April)

Re: [csswg-drafts] [css-cascade-6] Introduce `:scope-end` pseudo to target end boundary (#8617) tomahl via GitHub (Monday, 20 April)

[csswg-drafts] [css-typed-om-1] Should non-integer <number> values for tab-size round-trip as CSSUnitValue or CSSMathSum? (#13828) Jan Varga via GitHub (Monday, 20 April)

Re: [csswg-drafts] [mediaqueries-5] Add a prefers-lang media feature to expose user language preference (#13615) flashymittens via GitHub (Monday, 20 April)

[csswg-drafts] Pull Request: [css-values-5] Fix and rename random grammar Guillaume via GitHub (Monday, 20 April)

[csswg-drafts] Pull Request: [css-values-5] Fix and rename random grammar Guillaume via GitHub (Monday, 20 April)

Re: [csswg-drafts] [css-fonts-5] Text Fitting: Scaling of things based on font-size (#12888) TAMURA, Kent via GitHub (Monday, 20 April)

Closed: [csswg-drafts] [css-fonts-5] Text Fitting: Scaling of things based on font-size (#12888) TAMURA, Kent via GitHub (Monday, 20 April)

Re: [csswg-drafts] [css-fonts-5] Text Fitting: Shrinking and Growing (#12887) TAMURA, Kent via GitHub (Monday, 20 April)

Closed: [csswg-drafts] [css-fonts-5] Text Fitting: Shrinking and Growing (#12887) TAMURA, Kent via GitHub (Monday, 20 April)

Re: [csswg-drafts] [css-fonts-5] or [css-text-4] Text Fitting: Which spec to put the feature into? (#12885) TAMURA, Kent via GitHub (Monday, 20 April)

Closed: [csswg-drafts] [css-fonts-5] or [css-text-4] Text Fitting: Which spec to put the feature into? (#12885) TAMURA, Kent via GitHub (Monday, 20 April)

Re: [csswg-drafts] [css-text-4][css-inline-3][css-text-decor-4] Introduce `text-fit` property (#13616) TAMURA, Kent via GitHub (Monday, 20 April)

[csswg-drafts] [css-fonts-4] Remove `@character-variant` (#13826) Guillaume via GitHub (Saturday, 18 April)

Re: [csswg-drafts] [css-fonts-4] Consider always serializing the angle for `font-style: oblique` (#8291) Chris Lilley via GitHub (Friday, 17 April)

[csswg-drafts] [css-values-5] Remove random(auto) (#13825) fantasai via GitHub (Friday, 17 April)

Closed: [csswg-drafts] [css-color-5] `color-mix()` serialization is outdated (#13320) Chris Lilley via GitHub (Friday, 17 April)

Closed: [csswg-drafts] [css-fonts-4] Missing restrictions of multi-valued feature values (#9926) Chris Lilley via GitHub (Friday, 17 April)

Closed: [csswg-drafts] Upstream Document Picture-in-Picture (#13707) Chris Lilley via GitHub (Friday, 17 April)

[csswg-drafts] Pull Request: [css-fonts-4] Re-apply changes from 66ed019 after 6e1e2c2 Guillaume via GitHub (Friday, 17 April)

[csswg-drafts] Pull Request: [css-fonts-4] Re-apply changes from 66ed019 after 6e1e2c2 Guillaume via GitHub (Friday, 17 April)

Re: [csswg-drafts] Allow developers to set the text color under the caret when caret-shape is block (#13723) ziransun via GitHub (Friday, 17 April)

[csswg-drafts] Pull Request: [web-animations-1][editorial]: Pass correct value to "set the associated effect of an animation" Simon Wülker via GitHub (Friday, 17 April)

[csswg-drafts] Pull Request: [css-values-5][editorial] Oversights in 5ef76ec Guillaume via GitHub (Friday, 17 April)

[csswg-drafts] Pull Request: [css-values-5][editorial] Oversights in 5ef76ec Guillaume via GitHub (Friday, 17 April)

Re: [csswg-drafts] [css-fonts] Consider always serializing the angle for `font-style: oblique` (#8291) Felipe Erias via GitHub (Friday, 17 April)

Closed: [csswg-drafts] [css-font-loading-3] Should document.fonts.add delay Window load events? (#11192) Sam Sneddon via GitHub (Friday, 17 April)

Re: [csswg-drafts] [css-fonts] Should `font-style: oblique 14deg` serialize as `font-style: oblique`? (#11633) Felipe Erias via GitHub (Friday, 17 April)

Closed: [csswg-drafts] [css-fonts] Rename `<*-family-name>` to `<*-font-family-name>`? (#13263) Chris Lilley via GitHub (Thursday, 16 April)

[csswg-drafts] Pull Request: Update procedure for determining if at a progress timeline boundary kevers-google via GitHub (Thursday, 16 April)

[csswg-drafts] [scroll-animations-1] How should ViewTimeline work on an inline or fragmented subject? (#13818) Robert Flack via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [css-borders] [css-ui] Consider rounding (negative?) outline-offsets like border-widths (#12906) sb3nder via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [css-anchor-position-1] Clarify the nature of `@position-try` tree-scoped name (#13567) dshin-moz via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [css-borders-4] Consider `continuous` as a `corner-shape` (#11622) 一丝 via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [css-gaps-1] Short i18n review checklist (#13583) Kevin Babbitt via GitHub (Thursday, 16 April)

Closed: [csswg-drafts] [css-gaps-1] Short i18n review checklist (#13583) Kevin Babbitt via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [selectors][css-position-4] `:modal` pseudo-class needs to account for top layer exit animations (#13594) CSS Meeting Bot via GitHub (Thursday, 16 April)

[csswg-drafts] [web-animations-2][scroll-animations-1] Playing an animation with an unresolved scroll-timeline (#13817) kevers-google via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [css-shapes][css-images-3] `<radial-size>` syntax seems incorrect (#10812) 一丝 via GitHub (Thursday, 16 April)

[csswg-drafts] [css-overflow] Scroll direction of unicode-bidi: plaintext. (#13816) Emilio Cobos Álvarez via GitHub (Thursday, 16 April)

[csswg-drafts] Pull Request: [css-animations-2][css-transitions-2] Add animation property to AnimationEvent and TransitionEvent interfaces. Brian Birtles via GitHub (Thursday, 16 April)

[csswg-drafts] Pull Request: [css-animations-2][css-transitions-2] Add animation property to AnimationEvent and TransitionEvent interfaces. Brian Birtles via GitHub (Thursday, 16 April)

[csswg-drafts] Pull Request: [css-animations-2][css-transitions-2] Add animation property to AnimationEvent and TransitionEvent interfaces. canalun via GitHub (Thursday, 16 April)

[csswg-drafts] circle()/ellipse(): <radial-size> vs <shape-radius>{2} for corner keywords (#13814) Hyowon via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [css-scoping] `:has-shadow` pseudo-class (#11007) Hiroya UGA via GitHub (Thursday, 16 April)

Re: [csswg-drafts] [css-values-5] Caching CSS random() values in if() (#13662) Tab Atkins Jr. via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] [css-values-5] Caching CSS random() values in custom functions (#13661) Tab Atkins Jr. via GitHub (Wednesday, 15 April)

Closed: [csswg-drafts] [css-values-5] A more complete syntax definition for `calc-size()` to also cover the `size` keyword (#13158) Tab Atkins Jr. via GitHub (Wednesday, 15 April)

Closed: [csswg-drafts] [css-values-5] Names of the random-name keywords (#13601) Tab Atkins Jr. via GitHub (Wednesday, 15 April)

Closed: [csswg-drafts] [css-values-5] The `<random-value-sharing>` options for `random()` are confusing (#13132) Tab Atkins Jr. via GitHub (Wednesday, 15 April)

Closed: [csswg-drafts] [css-values-5] What order to use for the "index of usage" for the default random() keys? (#13337) Tab Atkins Jr. via GitHub (Wednesday, 15 April)

[csswg-drafts] [css-flexbox] Baseline of inline-level flex container (#13813) Simon Sapin via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] Wide review of Selectors 4 (#13469) Chris Lilley via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] [css-pseudo-5] ::text / ::text-node pseudoelement (#2208) Brad Kemper via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] [css-selectors] Standardise `:⁠(‑moz‑)first‑node` and `:⁠(‑moz‑)last‑node` (#3216) Brad Kemper via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] `:lang(lzh)` elements in non-traditional-Chinese CJK elements should not switch font to Traditional Chinese one (#13050) Fuqiao Xue via GitHub (Wednesday, 15 April)

Closed: [csswg-drafts] [css-overflow-3] Reserved scroller space between content edge and padding edge (#11288) gitspeaks via GitHub (Wednesday, 15 April)

[csswg-drafts] [css-view-transition-2] Nit: leftover `contain: view-transition` (#13812) Martin Trapp via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] [resize-observer-1] Add note about invocations from update the rendering loop in the html spec #10512 (#10533) W3C Bot via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] [resize-observer-1] Invoke callback with observer as 2nd argument and `this` value (#5383) Emilio Cobos Álvarez via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] [css-transforms-2] Explicitly reset the temp matrix in matrix recomposition. (#2713) Emilio Cobos Álvarez via GitHub (Wednesday, 15 April)

Re: [csswg-drafts] [selectors-5][editorial] Add formal definition and production rule of :local-link() (#13585) Guillaume via GitHub (Wednesday, 15 April)

Re: [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 (Wednesday, 15 April)

[csswg-drafts] Pull Request: [selectors-5] Fix closing tag Guillaume via GitHub (Wednesday, 15 April)

[csswg-drafts] Pull Request: [selectors-5] Fix closing tag Guillaume via GitHub (Wednesday, 15 April)

Closed: [csswg-drafts] [css-forms-1] does select use correct writing-mode for positioning? (#13738) fantasai via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-overflow-3] Note that overflow applies to replaced elements (#13672) fantasai via GitHub (Tuesday, 14 April)

Closed: [csswg-drafts] [css-ruby-1] Overlapping new `display` values (#13261) fantasai via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-align][css-gaps] Move the gap properties to the Gaps spec and rename per CSSWG resolution. #13089 (#13312) fantasai via GitHub (Tuesday, 14 April)

Closed: [csswg-drafts] [scroll-animations-1] Clarification on the computed value of `scroll-timeline-name` and `view-timeline-name` (#13139) fantasai via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-break-3] Should broken boxes always be extended to fill the gap? (#12801) fantasai via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-break-3] Add the concept of grouping boxes (#12805) fantasai via GitHub (Tuesday, 14 April)

[csswg-drafts] Pull Request: [css-break-4] Don't extend boxes into table/grid gaps #12801 fantasai via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-overflow-3] Reserved scroller space between content edge and padding edge (#11288) fantasai via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-overflow-3] Correct scrollbar space description (#11287) W3C Bot via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-inline-3] Clarify the condition when inline formatting context is established (#11323) fantasai via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-conditional-5] Clarify how container query length units are evaluated (#11566) W3C Bot via GitHub (Tuesday, 14 April)

[csswg-drafts] [css-forms-1] accent-color and base appearance. (#13809) Luke Warlow via GitHub (Tuesday, 14 April)

[csswg-drafts] [css-speech-1] defaults for phrasing elements and voice-character (#13808) Paceaux via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-conditional-5][css-color] Define `style()` color comparison in more precise terms (#13157) Chris Lilley via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] Proposal: CSS Text Transitions & Animations (#13689) Kevin Babbitt via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-image-animation] Should likely rely on Web Animation concepts rather than creating new ones. (#13745) Stephen Chenney via GitHub (Tuesday, 14 April)

[csswg-drafts] [css-animations-2][web-animations-2][scroll-animations-1] Timeline returned for scope with no timeline providing that name. (#13807) Robert Flack via GitHub (Tuesday, 14 April)

[csswg-drafts] [css-animations-2] Editors draft missing Previous Versions section (#13806) Jonathan Watt via GitHub (Tuesday, 14 April)

[csswg-drafts] [css-animations-1] Editors draft missing link to 2023 working draft (#13805) Jonathan Watt via GitHub (Tuesday, 14 April)

[csswg-drafts] [css-pseudo] Add ::backdrop and ::view-transitions to the CSSPseudoElement's allowed pseudo-elements list (#13804) Daniil Sakhapov via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] Allow overriding single-shape `border-shape` color/width (#13506) Noam Rosenthal via GitHub (Tuesday, 14 April)

Re: [csswg-drafts] [css-ui-4] add the `window-drag` text (#13801) Alexander Kyereboah via GitHub (Monday, 13 April)

[csswg-drafts] Pull Request: [css-ui-4] add the `window-drag` text Alexander Kyereboah via GitHub (Monday, 13 April)

Re: [csswg-drafts] let `wrap-reverse` define more clearer (#12619) fantasai via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-anchor-position-1] Nest Validity subsections #11023 (#11026) fantasai via GitHub (Monday, 13 April)

[csswg-drafts] [css-forms-1] Specify UA styles for file input (#13800) Luke Warlow via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-forms-1] Further define `::file-selector-button` (#11928) Luke Warlow via GitHub (Monday, 13 April)

Closed: [csswg-drafts] [css-gaps-1] Allow row decoration breaks in Multicol (with column-wrap) (#13135) Kevin Babbitt via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-gaps-1] Allow row decoration breaks in Multicol (with column-wrap) (#13135) Kevin Babbitt via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-forms-1] Should auto or none appearance inherit (#12931) Luke Warlow via GitHub (Monday, 13 April)

[csswg-drafts] Pull Request: [css-forms-1] Inherit basic appearance from fieldset to legend Luke Warlow via GitHub (Monday, 13 April)

[csswg-drafts] Pull Request: [css-forms-1] Inherit basic appearance from fieldset to legend Luke Warlow via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-scroll-snap-1][interop-2026] Clarify how to handle the snap target having the focused element (#13673) Emilio Cobos Álvarez via GitHub (Monday, 13 April)

[csswg-drafts] Pull Request: [css-spec-viewport-1] updated the values for zoom property fantasai via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-cascade-5] page and view-transition at rules should cascade (#9604) fantasai via GitHub (Monday, 13 April)

[csswg-drafts] Pull Request: [css-cascade-5] Include non-name-defining rules in layer cascade #9601 fantasai via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-syntax-3] Rename `<an+b>` to `<an-b>` (#9480) fantasai via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-gaps] Logical geometry (#13649) Kevin Babbitt via GitHub (Monday, 13 April)

Closed: [csswg-drafts] [css-gaps] Logical geometry (#13649) Kevin Babbitt via GitHub (Monday, 13 April)

Closed: [csswg-drafts] [css-gaps] More vertical-writing cases (#13648) Kevin Babbitt via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-color-5] Move `light-dark()`? (#13725) Chris Lilley via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-anchor-position-1] Back-compat of scrollable containing block for all abspos with implicit anchors (#13067) Emilio Cobos Álvarez via GitHub (Monday, 13 April)

[csswg-drafts] Pull Request: [filter-effects-1] Represent invalidity of negative `<length>` in `blur()` in grammar Callum Law via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-backgrounds-4] How to set declarations of `background-position` containing a logical keyword? (#9253) Ahmad Alfy via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-conditional-5] Add `matchContainer()` and `ContainerQueryList` API text (#13551) Seokho Song via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-cascade] Additive CSS (#1594) Adam Sobieski via GitHub (Monday, 13 April)

Re: [csswg-drafts] [cssom-view-1] Provide onAnimationEnd callback in scrollIntoView options (#3744) Ronak Bhandari via GitHub (Monday, 13 April)

[csswg-drafts] [css-mediaqueries] Edge cases of `prefers-color-scheme` and iframe color-scheme (#13796) Kiet Ho via GitHub (Monday, 13 April)

Re: [csswg-drafts] [css-borders-4] `border-clip` with an element reference (#8808) jsnkuhn via GitHub (Sunday, 12 April)

[csswg-drafts] [css-values-4] `snap a length as a border width`: meaning of "Assert: len is non-negative." (#13795) Romain Menke via GitHub (Sunday, 12 April)

[csswg-drafts] [css-values-4] `round(line-width, ...)` specification is confusing (#13794) Romain Menke via GitHub (Sunday, 12 April)

[csswg-drafts] [css-tables-3] Ambiguous wording in Distributing excess width (#13793) stasoid via GitHub (Saturday, 11 April)

Re: [csswg-drafts] [css-forms-1] Styles for color input (#12142) Anne van Kesteren via GitHub (Saturday, 11 April)

Re: [csswg-drafts] [selectors-4] Poor description of :lang() psuedo class selector (#3022) Chris Lilley via GitHub (Saturday, 11 April)

Re: [csswg-drafts] [css-forms-1] Use better fallbacks for ::picker(select) (#13541) Joey Arhar via GitHub (Friday, 10 April)

[csswg-drafts] [css-typed-om-1] How should leading whitespace before var() be normalized in CSSUnparsedValue round-tripping? (#13792) Jan Varga via GitHub (Friday, 10 April)

[csswg-drafts] Pull Request: [css-fonts-4] Fix typo in <generic-family> overview ile-24556 via GitHub (Friday, 10 April)

[csswg-drafts] [css-forms-1] Should presentation attributes work when in base appearance mode? (#13790) Luke Warlow via GitHub (Friday, 10 April)

Re: [csswg-drafts] [css-color-5] `color-mix()` serialization is outdated (#13320) Guillaume via GitHub (Friday, 10 April)

Closed: [csswg-drafts] [css-forms-1] Styles for color input (#12142) Luke Warlow via GitHub (Friday, 10 April)

Re: [csswg-drafts] [css-forms-1] different border-radius on select vs picker looks janky (#13520) Luke Warlow via GitHub (Friday, 10 April)

Re: [csswg-drafts] [css-forms] Mechanism to influence the localisation for temporal controls? (#13622) Luke Warlow via GitHub (Friday, 10 April)

Re: [csswg-drafts] [css-shapes] add additional corner-shapes options to inset() etc (#8946) 一丝 via GitHub (Friday, 10 April)

[csswg-drafts] [css-text-4] Split text-spacing-trim into different values (#13789) r12a via GitHub (Friday, 10 April)

[csswg-drafts] [css-color-5] Does `<hue-interpolation-method>` always default to `shorter hue`? (#13788) Guillaume via GitHub (Friday, 10 April)

[csswg-drafts] [css-conditional-5] Anchor fragment scrolls should update scroll-state(scrolled) direction to stay consistent with scroll-padding (#13787) Brecht De Ruyte via GitHub (Friday, 10 April)

Closed: [csswg-drafts] [css-color-4] Expand the concept of analogous components to analogous sets of components to minimize `none` → `0` conversions (#10210) Lea Verou via GitHub (Friday, 10 April)

[csswg-drafts] [css-overflow] `block-ellipsis` displaced line strut clarification (#13786) Andreu Botella via GitHub (Friday, 10 April)

[csswg-drafts] [css-image-animation] alt-less (decorative) images need to be addressed (#13785) Adrian Roselli via GitHub (Thursday, 9 April)

[csswg-drafts] [css-image-animation] Conveying role, states, properties to platform AAPIs (#13784) Adrian Roselli via GitHub (Thursday, 9 April)

Re: [csswg-drafts] [selectors-4] Move to CR? (#12799) Chris Lilley via GitHub (Thursday, 9 April)

Closed: [csswg-drafts] [selectors-4] `:lang` example needs refinement (#13644) Chris Lilley via GitHub (Thursday, 9 April)

[csswg-drafts] Suggest a different term than "decorative" (#13783) Adrian Roselli via GitHub (Thursday, 9 April)

Re: [csswg-drafts] [selectors] Move column combinator to Selectors 5 (#13424) Chris Lilley via GitHub (Thursday, 9 April)

Re: [csswg-drafts] [selectors-4] Clarify that :picture-in-picture applies to element in opener window (#13720) Chris Lilley via GitHub (Thursday, 9 April)

Re: [csswg-drafts] [css-forms-1] Add styles for `::color-swatch` (#13598) Luke Warlow via GitHub (Thursday, 9 April)

[csswg-drafts] [css-anchor-position-1] Ability to opt-out of transforms affecting anchor positioning (#13782) Devon Govett via GitHub (Thursday, 9 April)

Re: [csswg-drafts] [css-forms-1] option hover/active styles inside of disabled select listbox (#13383) Joey Arhar via GitHub (Thursday, 9 April)

Re: [csswg-drafts] Add an `::interest-button` pseudo element to interest invokers (#12437) CSS Meeting Bot via GitHub (Thursday, 9 April)

Re: [csswg-drafts] [css-scoping] Allow elements to expose a subset of their shadow tree, which can then be styled with regular CSS (#10939) Lea Verou via GitHub (Thursday, 9 April)

[csswg-drafts] [css-break] Fragmenting of monolithic content when the alternative is overflow (#13781) Psychpsyo (Cameron) via GitHub (Thursday, 9 April)

Re: [csswg-drafts] [css-anchor-position-1] Behavior with transforms and offset-path (#8584) Devon Govett via GitHub (Thursday, 9 April)

[csswg-drafts] Pull Request: [css-viewport-1] Make actual viewport the layout viewport. Shubham Gupta via GitHub (Thursday, 9 April)

[csswg-drafts] [css-text] `trim-both` and `trim-start` (#13779) Fuqiao Xue via GitHub (Thursday, 9 April)

[csswg-drafts] Pull Request: [css-forms-1] Add "self" to position-area and position-try-fallbacks Joey Arhar via GitHub (Wednesday, 8 April)

Re: [csswg-drafts] [css-sizing] Auto-resize iframes based on content (#1771) Anne van Kesteren via GitHub (Wednesday, 8 April)

[csswg-drafts] [css-text] Puzzling classification of some punctuation (#13777) Florian Rivoal via GitHub (Wednesday, 8 April)

Closed: [csswg-drafts] [css-ruby] ruby-overhang:none is too agressive (#5912) Florian Rivoal via GitHub (Wednesday, 8 April)

Re: [csswg-drafts] [cssom-view] scrollIntoView for text nodes/selections (#6465) Mozes via GitHub (Tuesday, 7 April)

Re: [csswg-drafts] [css-color-5] Moving towards CR Snapshot (#13705) Chris Lilley via GitHub (Tuesday, 7 April)

Re: [csswg-drafts] What pseudo-elements should be allowed after ::picker(select) ? (#13590) Sam Sneddon via GitHub (Tuesday, 7 April)

[csswg-drafts] Pull Request: [css-tables-3] Fix typo stasoid via GitHub (Tuesday, 7 April)

Closed: [csswg-drafts] [css-page] Expose unprintable areas via CSS (#11395) Morten Stenshorne via GitHub (Tuesday, 7 April)

Re: [csswg-drafts] [css-page] Expose unprintable areas via CSS (#11395) Sam Sneddon via GitHub (Tuesday, 7 April)

Re: [csswg-drafts] [css-gaps-1] FAST checklist (#13582) Kevin Babbitt via GitHub (Tuesday, 7 April)

Closed: [csswg-drafts] [css-gaps-1] FAST checklist (#13582) Kevin Babbitt via GitHub (Tuesday, 7 April)

[csswg-drafts] Pull Request: [css-mixins-1] Create a registration named "result", not "return" andruud via GitHub (Tuesday, 7 April)

[csswg-drafts] Pull Request: [css-mixins-1] Create a registration named "result", not "return" andruud via GitHub (Tuesday, 7 April)

[csswg-drafts] Pull Request: [css-mixins-1] Create a registration named "result", not "return" andruud via GitHub (Tuesday, 7 April)

Re: [csswg-drafts] [css-view-transitions-2] Extend `waitUntil` so that it can delay the start of the View Transition (animating phase) (#13013) Bramus via GitHub (Tuesday, 7 April)

[csswg-drafts] Allow use of replace with text-autospace: normal (#13774) r12a via GitHub (Tuesday, 7 April)

Re: [csswg-drafts] [css-overflow] Should overflow-clip-margin allow negative lengths? (#11355) Tab Atkins Jr. via GitHub (Monday, 6 April)

Closed: [csswg-drafts] [css-overflow] Should overflow-clip-margin allow negative lengths? (#11355) Tab Atkins Jr. via GitHub (Monday, 6 April)

Re: [csswg-drafts] [css-overflow] Should overflow-clip-margin apply to scrollable boxes? (#10745) Tab Atkins Jr. via GitHub (Monday, 6 April)

Re: [csswg-drafts] [css-values] Provide functions for resolving relative units based on type (#12488) Tab Atkins Jr. via GitHub (Monday, 6 April)

Closed: [csswg-drafts] [css-gaps-1] Decorations between empty areas: default behaviors (#13477) Kevin Babbitt via GitHub (Monday, 6 April)

[csswg-drafts] [css-gaps-1] "Extended between" behavior for rule-visibility-items (#13773) Kevin Babbitt via GitHub (Monday, 6 April)

Re: [csswg-drafts] [selectors] Next of type selector (#13714) Krzysztof Maczyński via GitHub (Monday, 6 April)

[csswg-drafts] [cssom-view] Clarify number and order of `scroll` and `scrollend` events when a `scroll` event listener performs another scroll (#13772) Botond Ballo via GitHub (Monday, 6 April)

[csswg-drafts] [css-flexbox-1] visibility:collapse causes shifts if items are baseline-aligned. (#13771) Ian Kilpatrick via GitHub (Monday, 6 April)

Re: [csswg-drafts] [css-values-5] Clarify how to parse `<if-args-branch>` (#12487) Tab Atkins Jr. via GitHub (Monday, 6 April)

Closed: [csswg-drafts] [css-values-5] Clarify how to parse `<if-args-branch>` (#12487) Tab Atkins Jr. via GitHub (Monday, 6 April)

Re: [csswg-drafts] [css-ui] Proposal: Allow `outline-offset` to reflect the effective offset for `outline-style: auto` (#13587) sb3nder via GitHub (Monday, 6 April)

Re: [csswg-drafts] [css-gaps-1]: Assigning multiple decoration values to flex containers (#13663) Krzysztof Maczyński via GitHub (Monday, 6 April)

[csswg-drafts] [filter-effects-2] Property for binary "carveout" of filters at element granularity? (#13770) Mingye Wang via GitHub (Monday, 6 April)

[csswg-drafts] [css-mixins-1] Return value registration names are inconsistent in 'evaluate a custom function' algorithm (#13769) Antti Koivisto via GitHub (Monday, 6 April)

Re: [csswg-drafts] [css-cascade-6] Add a `media()` function for `@import` (#10972) Romain Menke via GitHub (Monday, 6 April)

Re: [csswg-drafts] [mediaqueries-5] Defining `@custom-media` inside conditional at-rules (#12536) Romain Menke via GitHub (Monday, 6 April)

Re: [csswg-drafts] About special elements propagation (#13435) Florian Rivoal via GitHub (Monday, 6 April)

Closed: [csswg-drafts] Allow developers to set the text color under the caret when caret-shape is block (#13723) Florian Rivoal via GitHub (Monday, 6 April)

Closed: [csswg-drafts] [css-image-animation] Applicability of image-animation to the poster image of video elements (#13641) Florian Rivoal via GitHub (Monday, 6 April)

Re: [csswg-drafts] [css-text] Prevent line breaking after explicit hyphens (#3434) mirabilos via GitHub (Monday, 6 April)

Re: [csswg-drafts] [mediaqueries] prefers-reduced-motion prose leads readers to believe all animation should be stopped (#5594) Chas Belov via GitHub (Sunday, 5 April)

Re: [csswg-drafts] [css-view-transition-2] Simplify handling of ::view-transition (#12767) Psychpsyo (Cameron) via GitHub (Sunday, 5 April)

Re: [csswg-drafts] [css-values-5] `var()` fallback containing a positioned `{}` (#12625) Guillaume via GitHub (Saturday, 4 April)

Re: [csswg-drafts] [css-gaps-1] `overlap-join` with `between` rule visibility (#13697) Kevin Babbitt via GitHub (Friday, 3 April)

[csswg-drafts] Pull Request: [css-anchor-position-1] Depluralize anchors-* in 'position-visibility' and only check default anchor #10201 fantasai via GitHub (Friday, 3 April)

[csswg-drafts] Pull Request: [css-anchor-position-1] Depluralize anchors-* in 'position-visibility' and only check default anchor #10201 fantasai via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-gaps] More vertical-writing cases (#13648) Kevin Babbitt via GitHub (Friday, 3 April)

Re: [csswg-drafts] [mediaqueries] `streaming` media feature for implementing streamer mode (#10973) Stephen Mustgrave via GitHub (Friday, 3 April)

[csswg-drafts] [css-link-params] What's the point of ommitting the value? (#13767) Emilio Cobos Álvarez via GitHub (Friday, 3 April)

[csswg-drafts] [css-pseudo] Possible interoperability issues with white-space handling in `::first-letter` (#13766) Martin Robinson via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-page] Should we allow resetting the `pages` counter? (#12824) Christoph Päper via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-values] Function notations without parameters should be keywords!? (#13172) Christoph Päper via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-box][css-shapes][css-masking] `half-border-box` in Box-Edge Keywords (#12965) Christoph Päper via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-properties-values-api] Shorthand for custom property declaration (#7523) Jason via GitHub (Friday, 3 April)

[csswg-drafts] Add outline-offset: inset (#13765) Anne van Kesteren via GitHub (Friday, 3 April)

[csswg-drafts] border-radius: full; (#13764) Florian via GitHub (Friday, 3 April)

[csswg-drafts] Pull Request: [cssom-view] Uplift some of the document-pip changes. Emilio Cobos Álvarez via GitHub (Friday, 3 April)

[csswg-drafts] Pull Request: [cssom-view] Fix some bikeshed errors. Emilio Cobos Álvarez via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-borders] Add support for gradient to `box-shadow` (#7094) 一丝 via GitHub (Friday, 3 April)

[csswg-drafts] https://github.com/w3c/csswg-drafts/issues/12951#issue-3514934327 (#13761) Gouh via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-selectors] Allow relative selectors everywhere (#8010) Thaina Yu via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-gaps-1] Clarify application of writing-mode and direction to gap decorations. #13648, #13649 (#13732) Fuqiao Xue via GitHub (Friday, 3 April)

Re: [csswg-drafts] [css-conditional] Layout State Container Queries: `column-position` feature for flex/grid/multi-column layouts (#13729) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-values-5][css-borders-4] Extending <line-width> (#13599) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-grid-3] Link from 'display: grid-lanes' goes to css-display instead of the grid-lanes definition (#13488) celestepan via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-grid] grid-auto-flow: normal for display: grid? (#13512) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-position-3] Should there be a special fixedpos ICB? (#13468) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-anchor-position-1] anchors-visible still needs more details (#13176) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-anchor-position-1] `::placeholder` being an acceptable anchor exposes UA implementation details (#12949) CSS Meeting Bot via GitHub (Thursday, 2 April)

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) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-anchor-position] Clarification: effect of `position-try-fallbacks` and `position-try-order` when the positioned box does not overflow (#13268) dshin-moz via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-ruby] ruby-overhang:none is too agressive (#5912) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-anchor-position-1] inset-inline-start: anchor(start) is confusing (#13734) Tab Atkins Jr. via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-anchor-position-1] allow anchor() within shape() (#13716) Tab Atkins Jr. via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-anchor-position] Details on "anchors-valid" (#10201) Tab Atkins Jr. via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-fonts-5] <meta text-scale> limits (#13557) davidsgrogan via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-overflow] add method to prevent elements from contributing to scrollable overflow (#8361) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-overflow] Bidi handling for text-overflow and line-clamp ellipses (#12617) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-overflow] Interaction between line-clamp fully displacing lines and line-height quirks (#13708) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-overflow-4] Clip floats in clamp containers even when no clamping happens? (#13669) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-overflow-4] Clamping floats in 1d or 2d (#13668) CSS Meeting Bot via GitHub (Thursday, 2 April)

[csswg-drafts] [cssom-view] Element.scrolled promise? (#13760) Robert Flack via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-view-transitions-2] :active-view-transition-type() and reserved keywords interaction is not defined (#13141) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-view-transitions-1] Can we make the `::view-transition-old` and `::view-transition-new` pseudos “:has-allowed pseudo-element”s? (#12630) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-pseudo-4] Should `::file-selector-button` be a `has-allowed pseudo element` (#11856) L. David Baron via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-view-transitions-2] scoped VT: we should apply content-visibility: hidden for the duration of capture (#13428) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-view-transitions-2] Figuring out whether a ViewTransition was skipped or not, is not possible (#13379) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [selectors] What a whitespace character is (#3754) Addison Phillips via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-view-transitions-2] [scoped] When we encounter a tag collision, which transition is skipped? (#12323) CSS Meeting Bot via GitHub (Thursday, 2 April)

Closed: [csswg-drafts] [css-gaps-1] Decorations between empty areas: default behaviors (#13477) Kevin Babbitt via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-view-transitions-2] [scoped] Force tag containment for active transitions (#13637) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-view-transitions-2] Revisit the behavior of skipping the view transition when there are duplicate names (#13438) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] Republishing Tasks Permathread (#6900) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-text-decor-4] Allow percentages in `text-decoration-inset` (#8403) CSS Meeting Bot via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-overflow-4] Allow scrollable overflow to be visible in the off-axis / overflow-clip-margin (#13445) Robert Flack via GitHub (Thursday, 2 April)

Re: [csswg-drafts] Poor description of :lang() psuedo class selector [css-3] [selectors-3] (#3022) Addison Phillips via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [selectors-4] `:lang` example needs refinement (#13644) Addison Phillips via GitHub (Thursday, 2 April)

Re: [csswg-drafts] Do we need :focus-visible-within ? (#3080) Westbrook Johnson via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [cssom-view] Consider making scroll methods return promises (#1562) Jeremias Menichelli via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-fonts] Clarification font-variant-emoji should not affect characters `0-9#*` (#11014) Nikola Grancharov via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-forms-1] Add fieldset and legend (#11981) Luke Warlow via GitHub (Thursday, 2 April)

[csswg-drafts] [css-cascade] Allow more support features in `supports()` for `@import` (#13759) Guillaume via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-conditional] Better `<supports-condition>` syntax (#13012) Guillaume via GitHub (Thursday, 2 April)

Closed: [csswg-drafts] [css-conditional] Better `<supports-condition>` syntax (#13012) Guillaume via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-syntax-3][css-cascade][css-conditional] Missing definition of `<declaration>` (#13003) Guillaume via GitHub (Thursday, 2 April)

[csswg-drafts] [css-view-transition-2] Test for opt-in to cross-document view transitions does not need to wait for external stylesheets (#13758) Martin Trapp via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-display-3] text run ? (#7768) Krzysztof Maczyński via GitHub (Thursday, 2 April)

Re: [csswg-drafts] [css-lists] Add `counter-increment: <counter-name> step(<integer>)` that negates integer in reversed lists (#6800) CSS Meeting Bot via GitHub (Thursday, 2 April)

[csswg-drafts] [css-forms-1] Add a way to reproduce fieldset/legend border magic in CSS (#13757) Tim Nguyen via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-forms-1] Define range slider datalist integration (#12963) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-forms-1] does select use correct writing-mode for positioning? (#13738) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-forms-1] Define pseudo-classes for meter states (#11336) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] New name for `app-region` property? (#13102) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-mixins-1] Split CSS Mixins Level 1 into levels (#13722) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-mixins-1] Auto-wrap mixin body in `@result` if omitted? (#13524) CSS Meeting Bot via GitHub (Wednesday, 1 April)

[csswg-drafts] Pull Request: [css-gaps-1] Add 'normal' value to 'rule-visibility-items'. #13477 Kevin Babbitt via GitHub (Wednesday, 1 April)

[csswg-drafts] Pull Request: [css-gaps-1] Add 'normal' value to 'rule-visibility-items'. #13477 Kevin Babbitt via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-mixins-1] Using a scoping rule breaks author expectations, can we get rid of it? (#13727) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [selectors-4] Attribute match syntax extended to cover tag selectors (#6571) Aquaticat via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-mixins-1] Expose locals inside apply's contents block (#12631) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-mixin-1] How does Shadow DOM influence mixin lookup? (#12671) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-position] Browsers treat auto margins as 0 when resolving sticky insets (#12852) Oriol Brufau via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-overflow-4] Syntax to opt into clamping at the earlier of a size and a number of line (#13670) Andreu Botella via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-forms-1] Include fieldset and legend (#11983) Ian Kilpatrick via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-sizing] "behaves as auto" needs clarifications (#13652) Oriol Brufau via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-sizing] Intrinsic min/max block sizes with aspect ratio? (#12333) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-grid-3][masonry] Clarify that optimized track sizing is expected in grid containers with subgridded masonry (#11347) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-grid-3][masonry] Handling baseline shim for multi-span items in intrinsic track sizing (#13530) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-grid-3] Allow <auto-repeat> (i.e. repeat(auto-fill|auto-fit, ...)) to accept intrinsic sizes (#9321) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-flexbox-1] Clamp "hypothetical main size" to be non-negative? (#12222) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-grid-3] Track definition of 'subgrid' in the direction of the stacking axis of a parent grid lanes container (#13529) Tab Atkins Jr. via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-flexbox] Flex lines count (#13414) Tab Atkins Jr. via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-values-5] Names of the random-name keywords (#13601) fantasai via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-values-5] What order to use for the "index of usage" for the default random() keys? (#13337) CSS Meeting Bot via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-values]: Proposal – Add type conversion functions to mathematical expressions (#13550) Axel D. via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-values-5] The `<random-value-sharing>` options for `random()` are confusing (#13132) fantasai via GitHub (Wednesday, 1 April)

[csswg-drafts] [css-gaps-1] Dropping decorations for suppressed gaps (#13754) Kevin Babbitt via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] Upstream Document Picture-in-Picture (#13707) Emilio Cobos Álvarez via GitHub (Wednesday, 1 April)

[csswg-drafts] [css-lists-3] [css-values-5] Potential issue with `toggle()` and `ul` in css-lists-3 Appendix A (#13753) Sleepy Monax via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-view-transitions-2] [scoped] Per-axis clip for auto-nesting? (#13639) Bramus via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-pseudo] Extending the scope of `::placeholder` (#13345) Christoph Päper via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-color-5] Should intermediate out of range values be preserved in color-mix? (#10414) Guillaume via GitHub (Wednesday, 1 April)

[csswg-drafts] [css-color-4] Clarify that `none` is allowed in calculations (#13752) Guillaume via GitHub (Wednesday, 1 April)

[csswg-drafts] [css-anchor-position-1] relaxing abspos ordering requirement for acceptable anchor elements (#13751) fantasai via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] Proposal: Declarative Web Haptics (#13728) Marcos Cáceres via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [mediaqueries] Effect of <meta name=color-scheme> on img and video sources (#13377) Josh Tumath via GitHub (Wednesday, 1 April)

Re: [csswg-drafts] [css-image-animation] Applicability of image-animation to the poster image of video elements (#13641) Alan Stearns via GitHub (Wednesday, 1 April)

Last message date: Tuesday, 21 April 2026 03:03:01 UTC