#loading-div
{
  width: 300px;
  height: 200px;
  background-color: #0c0b0b;
  text-align:center;
  position:absolute;
  left: 50%;
  top: 50%;
  margin-left:-150px;
  margin-top: -100px;
  z-index: 10000;  
 }
     
#loading-div-background 
{
  display:none;
  position:fixed;
  top:0;
  left:0;
  background:black;
  width:100%;
  height:100%;
  z-index: 10000;
}