CSS Properties and Values API Level 1

[bramus]

Request for position on an emerging web specification

Information about the spec

• Spec Title: CSS Properties and Values API Level 1
• Spec URL: https://www.w3.org/TR/css-properties-values-api-1/
• GitHub repository: https://github.com/w3c/css-houdini-drafts
• Issue Tracker: https://github.com/w3c/css-houdini-drafts/issues

Design reviews and vendor positions

• TAG Design Review: https://github.com/w3ctag/design-reviews/issues/402
• Mozilla standards-positions issue: https://github.com/mozilla/standards-positions/issues/93 — Worth Prototyping

Bugs tracking this feature

• WebKit Bugzilla: https://bugs.webkit.org/show_bug.cgi?id=189692
• Radar: rdar://30061591

Anything else we need to know

• https://web.dev/at-property/
• https://developer.mozilla.org/en-US/docs/Web/API/CSS_Properties_and_Values_API

[hober]

cc @rniwa @smfr @anttijk

[nt1m]

This is shipping in STP at the moment and is part of Interop 2023. It makes CSS variables more powerful and notably in combination with animations.

[hober]

Closing as we've identified our position.