The spec is a W3C CSS working group draft: https://drafts.csswg.org/css-anchor-position-1/ https://drafts.csswg.org/css-anchor-position-1/ It looks like less o

The spec is a W3C CSS working group draft: https://drafts.csswg.org/css-anchor-position-1/ https://drafts.csswg.org/css-anchor-position-1/ It looks like less of a Chrome thing and more of an Edge thing? The Intent to Prototype [1] links to an Edge explainer [2] with Microsoft authors. It doesn't look like anyone has asked Mozilla for a position yet [3] but I expect if they get positive signals from web developers (us!) that will be soon. [1] https://groups.google.com/a/chromium.org/g/blink-dev/c/vsPddM3fGj0/m/5s87Yx95BAAJ https://groups.google.com/a/chromium.org/g/blink-dev/c/vsPdd... [2] https://github.com/MicrosoftEdge/MSEdgeExplainers/blob/main/CSSAnchoredPositioning/explainer.md https://github.com/MicrosoftEdge/MSEdgeExplainers/blob/main/... [3] https://github.com/mozilla/standards-positions/issues?q=anchor https://github.com/mozilla/standards-positions/issues?q=anch...