BODY
{ margin: 0px 0px 0px 0px;  background-image: url(main.jpg);  }

.tile
{   position: absolute;  left: 0px;  top:50%;  right: 0px;  bottom: 50px;      width: 100%;  height: 475px;  max-height: 475px;  min-height: 475px;  background-image: url(tile.jpg);  background-repeat: repeat-x;  margin-top: -238px;         }