.button-sound.is-unavailable {
  cursor: not-allowed;
  opacity: 0.35;
}

.archive-soundtrack-note {
  position: fixed;
  bottom: 14px;
  left: 14px;
  z-index: 1000;
  max-width: 240px;
  margin: 0;
  color: rgba(255, 255, 255, 0.58);
  font: 10px/1.35 "Open Sans", sans-serif;
  letter-spacing: 0.06em;
  pointer-events: none;
}