Issues

• [css-contain] scroll-state(stuck) CQs can easily cause flickering that is very hard to work around

  css-contain-2
  w3c/csswg-drafts#13898 · Filter by author LeaVerou opened on May 7, 2026
  10

• [css-contain] Clarification: does content-visibility: hidden affect id references?

  css-contain-1css-contain-2css-contain-3
  w3c/csswg-drafts#13184 · Filter by author progers opened on Dec 4, 2025

• [css-nav][css-contain] Navigation containment

  css-contain-2css-spatial-nav-1
  w3c/csswg-drafts#13142 · Filter by author Crissov opened on Nov 23, 2025

• [css-contain] Should contentvisibilityautostatechange events bubble?

  Agenda+css-contain-2
  w3c/csswg-drafts#11310 · Filter by author knowler opened on Dec 2, 2024
  16

• [css-values-4][Editorial] <condition> type that other specs reference

  Closed Accepted by CSSWG Resolutioncss-conditional-3css-conditional-4css-conditional-5css-contain-2css-values-5editorial
  w3c/csswg-drafts#10457 · Filter by author LeaVerou opened on Jun 17, 2024
  8

• [css-contain] Describe generalized goals containment

  css-contain-2
  w3c/csswg-drafts#10382 · Filter by author frivoal opened on May 31, 2024

• [css-contain] content-visibility: auto and SVG-as-image

  css-contain-2Needs Edits
  w3c/csswg-drafts#10347 · Filter by author emilio opened on May 17, 2024
  10

• [css-images-4] Should contain-intrinsic-size affect object-fit?

  Closed Accepted by CSSWG Resolutioncss-contain-2css-images-4css-sizing-4Needs Edits
  w3c/csswg-drafts#10116 · Filter by author eeeps opened on Mar 21, 2024
  14

• [css-contain][css-scroll-anchoring] Scroll into view adjustments for content-visibility: auto

  css-contain-2
  w3c/csswg-drafts#9833 · Filter by author flackr opened on Jan 22, 2024
  1

• [css-contain-2]: Should the first contentvisibilityautostatechange event be fired without knowing if the element is close to the viewport

  css-contain-2Needs Edits
  w3c/csswg-drafts#9803 · Filter by author cathiechen opened on Jan 16, 2024
  12

• [css-contain-2] Consider forcing layout on content that is skipped when querying it on an element with content-visibility

  css-contain-2
  w3c/csswg-drafts#9675 · Filter by author nt1m opened on Dec 4, 2023
  6

• [css-contain] add new value where content is visually hidden, but exposed to accessibility tree

  css-contain-2
  w3c/csswg-drafts#9579 · Filter by author Schepp opened on Nov 9, 2023
  11

• [css-contain] content-visibility and SVG

  css-contain-2
  w3c/csswg-drafts#9466 · Filter by author rwlbuis opened on Oct 13, 2023
  4

• [css-contain-2] Clarify whether contentvisibilityautostatechange is emitted when element initially gets c-v: auto

  css-contain-2
  w3c/csswg-drafts#9403 · Filter by author nt1m opened on Sep 25, 2023

• [css-contain][css-sizing] ScrollIntoView a descendant of element with content-visibility:auto

  css-contain-2
  w3c/csswg-drafts#9337 · Filter by author cathiechen opened on Sep 11, 2023
  4

• [css-contain] Is content-visibility animatable?

  css-contain-2
  w3c/csswg-drafts#9213 · Filter by author nt1m opened on Aug 22, 2023
  1

• [css-contain] Style containment for counters

  Closed Accepted as EditorialClosed Accepted by CSSWG Resolutioncss-contain-2Needs Review of Test Case(s)
  w3c/csswg-drafts#9212 · Filter by author nt1m opened on Aug 21, 2023
  21

• [css-contain-2] Is proximity to the viewport a property of the element or the box

  css-contain-2
  w3c/csswg-drafts#8990 · Filter by author vmpstr opened on Jun 20, 2023
  2

• [scroll-animations-1] blocking effects of timeline-scope

  Closed Accepted by CSSWG Resolutioncss-animations-2css-contain-2Needs Editsscroll-animations-1
  w3c/csswg-drafts#8915 · Filter by author fantasai opened on Jun 5, 2023
  19

• [css-contain-2] If element is in the top layer, are its contents necessarily relevant to the user

  css-contain-2Needs Edits
  w3c/csswg-drafts#8514 · Filter by author vmpstr opened on Mar 1, 2023
  7

• [css-contain][css-sizing] Behavior of slightly offscreen content having content-visibility:auto and contain-intrinsic-size when UA margin around the viewport is 0

  Closed Accepted by CSSWG Resolutioncss-contain-2css-sizing-4Needs Edits
  w3c/csswg-drafts#8407 · Filter by author jihyerish opened on Feb 7, 2023
  14

• [css-overflow][css-contain][css-sizing] overflow: auto incompatible with size containment and container queries

  css-conditional-5css-contain-1css-contain-2css-contain-3css-sizing-4Needs Edits
  w3c/csswg-drafts#7875 · Filter by author Loirooriol opened on Oct 12, 2022
  7

  

• [css-contain][css-sizing] content-visibility: auto kinda broken by not using last remembered size with contain: size

  Closed Accepted by CSSWG Resolutioncss-contain-2css-sizing-4Needs Edits
  w3c/csswg-drafts#7807 · Filter by author Loirooriol opened on Sep 28, 2022
  8

• [css-contain] content-visibility in <fieldset>

  css-contain-2
  w3c/csswg-drafts#7765 · Filter by author Loirooriol opened on Sep 19, 2022

• [css-contain] If a ResizeObserver callback changes the content-visibility of an element, should that prevent observations of the same resize event?

  css-contain-2
  w3c/csswg-drafts#7746 · Filter by author mrobinson opened on Sep 15, 2022
  2