CSS Working Group @csswg
We're Cascading with Style... https://t.co/3QCqdWw9pW w3.org/Style/CSS/ worldwide Joined March 2008-
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Notes Telecon 2025-10-08 w3.org/blog/CSS/2025/… web-animations, css-animations, cssom-view, css-pseudo, css-anchor-position
(And lots of other small fixes and clarifications, as usual.)
Updated WD of CSS Anchor Positioning L1 Mostly adjustments to how default alignment works, plus renaming the x/y-self-foo keywords to self-x/y-foo w3.org/blog/CSS/2025/…
Notes Telecon 2025-09-24 w3.org/blog/CSS/2025/… css-images, css2, css-sizing, css-align, css-tables, css-anchor-position, css-animations, web-animations
Notes CSS Values 5 Breakout w3.org/blog/CSS/2025/…
Notes Telecon 2025-09-17 w3.org/blog/CSS/2025/… css-env, css-ui, css-pseudo, css-forms, css-backgrounds, css-flexbox
CSS Grid L3 (aka Masonry Layout) updated WD Some algo updates, and a few open questions we'd like feedback on! w3.org/blog/CSS/2025/…
Notes CSS Overflow Breakout 2025-09-17 w3.org/blog/CSS/2025/… css-overflow
Notes Telecon 2025-09-10 w3.org/blog/CSS/2025/… css-color, css-conditional, web-animations, css-animations
Notes Telecon 2025-09-03 w3.org/blog/CSS/2025/… css-text-decor, css-grid/masonry, css-overflow
Notes Breakout CSS Snapshot 2025 w3.org/blog/CSS/2025/…
Notes Telecon 2025-08-13 w3.org/blog/CSS/2025/… cssom-view, css-grid, css-anchor-position, css-animations
Earlier draft announcement, for reference: w3.org/blog/CSS/2025/… CSSWG is looking for author feedback on these open questions, so please help us by exploring the ideas and letting us know what you think!
Some recent discussions on developing masonry layout: - developer.chrome.com/blog/masonry-u… - webkit.org/blog/16587/ite… - webkit.org/blog/17219/ite… See overview of key open issues at github.com/w3c/csswg-draf… Current official draft at w3.org/TR/css-grid-3/, incorporating item-flow (2 options).
Notes Telecon 2025-08-06 w3.org/blog/CSS/2025/… css-color-adjust, css-anchor-position, web-animations, css-multicol, css-env, css-pseudo, css-page-floats, css-inline
Notes Gap Decoration Breakout 2025-08-06 lists.w3.org/Archives/Publi…
Notes Telecon 2025-07-16 w3.org/blog/CSS/2025/… css-cascade, css-forms, css-color, cssui, css-view-transitions, css-animations
Notes Telecon 2025-07-09 w3.org/blog/CSS/2025/… css-color-hdr, css-ui, css-env, css-fonts, css-conditional
Notes Telecon 2025-07-02 w3.org/blog/CSS/2025/… css-borders-4, css-text, css-values, css-backgrounds
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