Position: stacked. Size: large. Aspect ratio: 16:9. Theme: dawn.
Position: video-left. Size: large. Aspect ratio: 16:9. Theme: midnight.
Position: video-right. Size: medium. Aspect ratio: 16:9. Theme: light-dusk.
Position: video-left. Size: small. Aspect ratio: 1:1. Theme: dawn.
Position: video-right. Size: large. Aspect ratio: 9:16. Theme: midnight-2.