Limited Availability Media elements

Media element pseudo-classes

The :playing, :paused, :seeking, :buffering, :stalled, :muted, and :volume-locked CSS pseudo-classes match <audio> and <video> elements based on their state.

Baseline Status: This feature is currently Limited (not yet Baseline). Latest engine implementation shipped on Apr 21, 2026.

Desktop Browser Engine Support

Google Chrome

—

Unsupported

Mozilla Firefox

150

Supported

Apple Safari

15.4

Supported

Microsoft Edge

—

Unsupported

Mobile Browser Engine Support

Chrome Android

—

Firefox Android

150

Safari iOS

15.4

Specifications and References

Specification ↗ Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys:

css.selectors.buffering ↗ css.selectors.muted ↗ css.selectors.paused ↗ css.selectors.playing ↗ css.selectors.seeking ↗ css.selectors.stalled ↗ css.selectors.volume-locked ↗