div.busy { 
      position:absolute;
      top: 40%;
      left: 50%;
      margin-top: -100px;
      margin-left: -50px;
      display:none;
      background: rgba(230, 230, 230, .8);
      text-align: center;
      padding-top: 20px;
      padding-left: 30px;
      padding-bottom: 40px;
      padding-right: 30px;
      border-radius: 5px;
}
