mikuinvidious/static/themes/wayback/css/embed.css

/* from Invidious, AGPL-3.0 */

#player {
  position: fixed;
  right: 0;
  bottom: 0;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  z-index: -100;
}

.watch-on-invidious {
  font-size: 1.3em !important;
  font-weight: bold;
  white-space: nowrap;
  margin: 0 1em 0 1em !important;
  order: 3;
}

.watch-on-invidious > a {
  color: white;
}

.watch-on-invidious > a:hover {
  color: rgba(0, 182, 240, 1);;
}