Issues · w3c/csswg-drafts · GitHub

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[web-animations-1][scroll-animations-1] View Timelines should not become inactive (or not be ready) on containers with no scrollable overflow

scroll-animations-1

web-animations-1

#13988

· kizu opened

on May 29, 2026

[css-will-change] Should `will-change: z-index` always create a stacking context even when element is ineligible for z-index?

#13979

· nt1m opened

on May 28, 2026

[css-values-5] Are sibling-count() and sibling-index() math functions?

#13978

· kbhomes opened

on May 28, 2026

Image Orientation in <feImage> filter nodes

css-filter-effects-2

#13976

· schenney-chromium opened

on May 28, 2026

[scroll-animations-1] Now that scroll timelines are more visible by default, should the timeline lookup be in flat tree?

scroll-animations-1

#13974

· dshin-moz opened

on May 27, 2026

[css-filter-effects] Clarify the `filter region` for CSS reference filters

css-filter-effects-1

#13964

· smfr opened

on May 25, 2026

[scroll-animations] ViewTimeline IDL specifies that the `subject` attribute is non-null, but allows construction with no `subject` specified

scroll-animations-1

#13959

· weinig opened

on May 23, 2026

[css-typed-om-1] Clarify reification of computed 1–4 side values

spec-test-mismatch

#13958

· janvarga opened

on May 23, 2026

[filter-effects] chained filter support, aka href on the filter element

css-filter-effects-1

#13949

· karlcow opened

on May 21, 2026

[css-values] attr() banning type(<url>) is kind of arbitrary.

#13946

· emilio opened

on May 20, 2026

[scroll-animation-1][interop-2026] Clarify when named timeline (re-) lookup is processed

scroll-animations-1

#13944

· hiikezoe opened

on May 20, 2026

[css-grid-3][masonry] Static positions of out-of-flow items in fill-reverse

#13931

· celestepan opened

on May 15, 2026