e span::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 18px;
  margin: -9px 0 0 -9px;
}
.player #player-controls-footer #player-volume {
  position: absolute;
  height: 40px;
  width: 140px;
  left: 32px;
  bottom: 4px;
  cursor: pointer;
  line-height: 0;
}
.player #player-controls-footer #player-volume #player-volume-control {
  bottom: -2px;
  position: absolute;
  left: 45px;
  transition: opacity .1s;
  opacity: 0;
}
.player #player-controls-footer #player-volume #player-volume-track