Web platform features explorer - Time-relative pseudo-selectors

Web platform features explorer

Tags: css Groups: CSS > Selectors

The :past and :future CSS pseudo-classes match prior or upcoming text track cues during media playback.

Learning resources on MDN

Browser support

Chrome 23 Released on 2012-11-06
Chrome Android 25 Released on 2013-02-27
Edge 79 Released on 2020-01-15
Firefox ❌
Firefox for Android ❌
Safari 7 Released on 2013-10-22
Safari on iOS 7 Released on 2013-09-18

Baseline availability blocked since January 2020 by Firefox (64 months)

Specifications

WebVTT: The Web Video Text Tracks Format (#the-past-and-future-pseudo-classes), from Timed Text Working Group (W3C).

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