div.busy { 
  position:absolute;
  width:1000px;
  height:600px;
  top: 25%;
  left: 35%;
  margin-top: -100px;
  margin-left: -250px;
  display:none;
  background: rgba(230, 230, 230, .4);
  text-align: center;
  padding-top: 20px;
  padding-left: 30px;
  padding-bottom: 40px;
  padding-right: 30px;
  border-radius: 15px;
  z-index:5;
}