Back to Interop 2027 proposals

CSS `Anchor position` Container queries

Proposed by web-platform-tests/interop#1363
Participate in this proposal on GitHub

Direct 1-click actions are temporarily unavailable for Interop proposals pending repository app approval. Cast your vote by adding a +1 reaction or join the discussion directly on GitHub.

Open issue on GitHub

Anchored container queries further increase the usefulness of anchor positioning fallback options by enabling different styling of the anchor-positioned element depending on which fallback position it is placed in. This guide shows how to use anchored container queries and provides a couple of examples.

Discussion on GitHub (1)

jpzwarte
sanomalearning

I've used this API in Chromium, but it's far from developer friendly. See csswg-drafts/14350 and csswg-drafts/14351

Signing in with GitHub allows you to cast one-click upvotes and submit structured use cases directly to the web-platform-dx/developer-signals repository.

Our GitHub App only requests access to issue discussions. It never requests or has access to your personal repositories or code.
Sign in with GitHub
Strict feedback template: Please be as concrete as possible. Specific examples from your production apps or projects provide the highest-value signal to standards editors and browser engineers.
Add your specific real-world use cases, even if they seem obvious to you.
0 / 5000 (min 10)
Are you having to use another feature instead, a polyfill, or is it blocking you completely? Why are the alternatives worse?
0 / 5000 (min 10)
Markdown formatting is supported.