asciinema.org/app/assets/stylesheets/embed.sass

//= require bootstrap
//= require player

body.iframe
  background-color: transparent
  padding: 0
  margin: 0
Require bootstrap stylesheet in "embed" bundle (for play icon) 11 years ago			`//= require bootstrap`
Add "embed" css/js bundles 11 years ago			`//= require player`

			`body.iframe`
			`background-color: transparent`
Update the player to new design 11 years ago			`padding: 0`
			`margin: 0`