Media

Image, 16:9

Image with scrim and text

Over media

Background video (loop, muted, poster)

Video playback cannot be demonstrated: no sample video could be generated (ffmpeg not available); behaviour is covered by media.test.js. Poster only.

Click-to-play video with poster

Poster only (see above).

Video embed (YouTube / Vimeo iframe): the slot sets the shape

Any source shape fills a fixed slot (tall source, wide source, focal point 50% 0%)

No media (empty slot)

Cover mode inside a sized parent