aspect-ratio
The aspect-ratio CSS property controls the width-to-height ratio of elements. For <img> and <video> elements, the width and height attributes used together with height: auto control the aspect ratio while the image/video is loading.
Status
Baseline Widely Available (since 2024-03-20)
MDN documentation
Specifications
Browser support
- Chrome 88 Released on 2021-01-19
- Chrome Android 88 Released on 2021-01-19
- Edge 88 Released on 2021-01-21
- Firefox 89 Released on 2021-06-01
- Firefox for Android 89 Released on 2021-06-01
- Safari 15 Released on 2021-09-20
- Safari on iOS 15 Released on 2021-09-20
Developer signals
- State of HTML 2025: usage/html_interoperability_features question
- State of CSS 2025: usage/gamechanger_feature question
- State of CSS 2025: usage/favorite_new_features question
- State of CSS 2025: usage/css_missing_features question
- State of CSS 2025: usage/css_interoperability_features question
- State of CSS 2025: usage/css_general_pain_points question
- State of CSS 2025: shapes_graphics/shapes_graphics_pain_points question
- State of CSS 2025: layout/layout_pain_points question
- State of CSS 2025: features/all_features question
- State of CSS 2024: usage/favorite_new_features question
- State of CSS 2024: usage/css_interoperability_features question
- State of CSS 2024: features/all_features question
Usage (according to Chrome Platform Status)
~31.403% of page loads. More data at chromestatus.com.
Interop
- Included in Interop 2021
- Included in Interop 2022
Web Platform Tests (WPT)
View the latest WPT test results for this featureView as JSON | Edit this feature | Report an issue | Web-features entry: source, dist