.presentation .player-back {
  position: fixed;
  left: 0.65rem;
  bottom: 0.5rem;
  z-index: 10;
  color: #52615a;
  font: 500 0.68rem/1 ui-sans-serif, system-ui, sans-serif;
  text-decoration: none;
  opacity: 0.35;
}

.presentation .player-back:hover,
.presentation .player-back:focus-visible {
  opacity: 0.9;
}

.presentation:not(.library-navigation-collapsed) .player-back,
.presentation .deck-help {
  display: none;
}