Issues

• [css-conditional-5][css-color-4] @supports named-feature(gamut-mapping)

  Agenda+css-color-4css-conditional-5
  w3c/csswg-drafts#14545 · Filter by author ddbeck opened on Sep 30, 2026
  7

• [css-conditional-5] matchContainer() name may be confusing

  Async Resolution: Proposedcss-conditional-5
  w3c/csswg-drafts#14541 · Filter by author DevSDK opened on Sep 30, 2026
  7

• [css-conditional-5] Allow writing-mode in style queries

  Agenda+css-conditional-5css-writing-modes-4i18n-clreqi18n-jlreqi18n-mlreqi18n-tracker
  w3c/csswg-drafts#14527 · Filter by author fantasai opened on Sep 25, 2026
  5

• [css-conditional-5] Element.matchContainer has no termination rule for change event listeners

  css-conditional-5
  w3c/csswg-drafts#14430 · Filter by author DevSDK opened on Sep 2, 2026

• [css-conditional-5] How to resolve cq* values against a container size resolved at used value time?

  css-conditional-5
  w3c/csswg-drafts#14384 · Filter by author cdoublev opened on Aug 24, 2026
  4

• [css-conditional-5] Split container-type: scroll-state back into 3 keywords

  css-conditional-5
  w3c/csswg-drafts#14226 · Filter by author tabatkins opened on Jul 24, 2026

• [css-conditional-5] container-type:scroll-state and single-axis scrollers

  css-conditional-5
  w3c/csswg-drafts#14217 · Filter by author tabatkins opened on Jul 22, 2026
  5

• [mediaqueries-5][css-conditional-5] @custom-media and @supports-condition

  css-conditional-5mediaqueries-5Needs Naming (Request to Bikeshed)
  w3c/csswg-drafts#14071 · Filter by author kbabbitt opened on Jun 19, 2026

• [css-conditional-5] Anchor fragment scrolls should update scroll-state(scrolled) direction to stay consistent with scroll-padding

  css-conditional-5
  w3c/csswg-drafts#13787 · Filter by author brechtDR opened on Apr 10, 2026
  2

• [css-conditional-5][css-env-1] Evaluation of support of custom environment variables

  css-conditional-5css-env-1
  w3c/csswg-drafts#13744 · Filter by author cdoublev opened on Mar 30, 2026

• [css-conditional-5] Consider deprecating and removing CSSContainerRule.containerName and CSSContainerRule.containerQuery

  css-conditional-5
  w3c/csswg-drafts#13743 · Filter by author cdoublev opened on Mar 30, 2026
  1

• [css-conditional] Layout State Container Queries: column-position feature for flex/grid/multi-column layouts

  css-conditional-5Needs Design / Proposal
  w3c/csswg-drafts#13729 · Filter by author devi-prsd opened on Mar 25, 2026
  4

• [css-conditional-5] Missing edits for queryless @container

  css-conditional-5Needs Edits
  w3c/csswg-drafts#13674 · Filter by author cdoublev opened on Mar 18, 2026

• [css-values][css-conditional][css-animations] Proposal for time-based CSS

  css-animations-2css-conditional-5css-values-5
  w3c/csswg-drafts#13655 · Filter by author johannesodland opened on Mar 14, 2026
  4

• [css-conditional][css-transitions-2] Allow to check whether properties are animatable via @supports

  css-conditional-5css-transitions-2
  w3c/csswg-drafts#13387 · Filter by author SebastianZ opened on Jan 23, 2026
  4

• [css-conditional-5][css-color] Define style() color comparison in more precise terms

  Closed Accepted by CSSWG Resolutioncss-color-5css-conditional-5Needs Testcase (WPT)
  w3c/csswg-drafts#13157 · Filter by author LeaVerou opened on Nov 25, 2025
  21

• [mediaqueries-5][css-conditional-5][css-mixins-1] Order dependent rules and adopted stylesheets

  css-conditional-5css-mixins-2mediaqueries-5Needs Edits
  w3c/csswg-drafts#13041 · Filter by author andruud opened on Oct 30, 2025
  19

• [css-conditional] Better <supports-condition> syntax

  css-conditional-3css-conditional-5
  w3c/csswg-drafts#13012 · Filter by author cdoublev opened on Oct 24, 2025
  1

• [css-syntax-3][css-cascade][css-conditional] Missing definition of <declaration>

  css-cascade-4css-cascade-5css-conditional-3css-conditional-5css-syntax-3editorial
  w3c/csswg-drafts#13003 · Filter by author SebastianZ opened on Oct 22, 2025
  4

• [css-overflow-3][css-align-3][css-conditional-5][editorial] Missing definition of "negative scrollable overflow region"

  css-align-3css-conditional-5css-overflow-3editorial
  w3c/csswg-drafts#13000 · Filter by author SebastianZ opened on Oct 21, 2025
  1

• [css-conditional-5] Desugaring @if

  css-conditional-5
  w3c/csswg-drafts#12909 · Filter by author andruud opened on Oct 7, 2025
  10

• Should common @when and if() functions be the same?

  css-conditional-5css-values-5
  w3c/csswg-drafts#12903 · Filter by author dbaron opened on Oct 6, 2025
  6

• [css-conditional][css-mixins][css-cascade] How should global at-rules work inside of "contextual conditionals" like @container?

  css-cascade-4css-conditional-5css-mixins-2Needs EditsNeeds Testcase (WPT)
  w3c/csswg-drafts#12627 · Filter by author tabatkins opened on Aug 20, 2025
  4

• [css-conditional] @supports-condition, for larger feature queries and named reuse

  css-conditional-5css-conditional-6Needs EditsNeeds Testcase (WPT)
  w3c/csswg-drafts#12622 · Filter by author LeaVerou opened on Aug 19, 2025
  32

• [css-conditional][css-overflow] Container features for line-clamped containers?

  css-conditional-5css-conditional-6css-overflow-3css-overflow-4css-overflow-5Needs Design / Proposaltopic: line-clamp
  w3c/csswg-drafts#12506 · Filter by author LeaVerou opened on Jul 20, 2025
  1