#player-container #play-pause {
    cursor: pointer;
    text-indent: -999999px;
    height:40px;
    width: 40px;
    padding: 12px 18px;
    z-index: 2;
    background-repeat: no-repeat!important;
    background-position: center;
    background-size: 16px;
    background-repeat:no-repeat;
    background-position:center;
    background-size:20px;
    background-color: gainsboro;
  }