Web features explorer - Anchor position container queries

Web features explorer

Anchor position container queries with the @container anchored(fallback: …) at-rule apply styles to an element based on the element's anchor position.

Browser support

Chrome 143 Released on 2025-12-02
Chrome Android 143 Released on 2025-12-02
Edge 143 Released on 2025-12-05
Firefox Not supported
Firefox for Android Not supported
Safari Not supported
Safari on iOS Not supported

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MDN documentation

No MDN documentation found. You can search for the feature on MDN. If you believe that MDN has no documentation about this feature, you can open an issue on MDN's GitHub repository.

Specifications

CSS Anchor Positioning Module Level 2 (#anchored-container-queries), from Cascading Style Sheets (CSS) Working Group (W3C).

Web Platform Tests (WPT)

View the latest WPT test results for this feature

View as JSON | Edit this feature | Report an issue | Web-features entry: source, dist