Web platform features explorer - ::details-content

Web platform features explorer

The ::details-content pseudo-element selects the expandable content of a <details> element, excluding the <summary>.

Status

Baseline Newly Available (since 2025-09-16)

This feature is expected to reach Baseline Widely Available status on: 2028-03-16

MDN documentation

::details-content

Specifications

CSS Pseudo-Elements Module Level 4 (#details-content-pseudo), from Cascading Style Sheets (CSS) Working Group (W3C).

Browser support

Chrome 131 Released on 2024-11-12
Chrome Android 131 Released on 2024-11-12
Edge 131 Released on 2024-11-14
Firefox 143 Released on 2025-09-16
Firefox for Android 143 Released on 2025-09-16
Safari 18.4 Released on 2025-03-31
Safari on iOS 18.4 Released on 2025-03-31

Usage (according to Chrome Platform Status)

~0.194% of page loads. More data at chromestatus.com.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

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