#wrapper{
	
	min-height:1100px;
	width: 1170px;
  height: 1100px;
 
  position: absolute;
  top: 50%;
  left: 50%;
 
  margin-top: -550px;   /* height/2 = 500px / 2 */
  margin-left: -585px;  /* width/2 = 500px / 2 */}