.vjs-unmute-overlay {
    position: absolute;
    background-color: rgba(43,51,63,.10); 
    opacity: .99;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 1;
  }
  
  .vjs-unmute {
    left: 25px;
    top: 25px;
    border-radius: 5px;
    position: relative;
    line-height: 30px;
    text-align: center;
    cursor: pointer;
    font-size: 25px;
    color: white;
    font-weight: 500;
    background-color: rgba(0,0,0,.5); 
    padding: 10px 13px;
  }
  
  .vjs-unmute:before {
    font-size: 1.3em;
    margin-right: 8px;
    line-height: 1.67;
    font-family: VideoJS;
    content: "\f104";
    vertical-align: middle;
  }