body {
   background: #ffffff;
   padding: 0;
   margin: 0;
   overflow: hidden;
   }

#main {
   background: transparent
               no-repeat
               center;
   padding: 7px;
   margin: -330px 0 0 -385px;
   position:absolute;
   top:50%;
   left:50%;
   width:770px;
   height:526px;
   }