Web platform features explorer - ruby-align

Web platform features explorer

The ruby-align CSS property sets the spacing and alignment of ruby annotation text when it does not fill its available space.

Status

Baseline Newly Available (since 2024-12-11)

This feature is expected to reach Baseline Widely Available status on: 2027-06-11

MDN documentation

ruby-align

Specifications

CSS Ruby Annotation Layout Module Level 1 (#ruby-align-property), from Cascading Style Sheets (CSS) Working Group (W3C).

Browser support

Chrome 128 Released on 2024-08-20
Chrome Android 128 Released on 2024-08-20
Edge 128 Released on 2024-08-22
Firefox 38 Released on 2015-05-12
Firefox for Android 38 Released on 2015-05-12
Safari 18.2 Released on 2024-12-11
Safari on iOS 18.2 Released on 2024-12-11

Usage (according to Chrome Platform Status)

~0.189% of page loads. More data at chromestatus.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

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