#principal
						{
						margin: 0 auto;
						position:relative;
						width:920px;     
						}
						
div.box
						{
						position: absolute;
						top: 10px;
						left: 30px;
						padding-top:0px;
						padding-left:10px;
						padding-bottom:0px;
						padding-right:15px;
						border-style:none;
						border-width: 0px;
						}
						
div.box2
						{
						position: absolute;
						top: 150px;
						left: 120px;
						padding-top:0px;
						padding-left:10px;
						padding-bottom:0px;
						padding-right:15px;
						border-style:none;
						border-width: 0px;
						}

div.box3
						{
						position: absolute;
						top: 780px;
						left: 300px;
						padding-top:0px;
						padding-left:10px;
						padding-bottom:0px;
						padding-right:15px;
						border-style:none;
						border-width: 0px;
						}

div.box4
						{
						position: absolute;
						top: 740px;
						left: 125px;
						padding-top:0px;
						padding-left:10px;
						padding-bottom:0px;
						padding-right:15px;
						border-style:none;
						border-width: 0px;
						}
						
body
						{
						background-image: url('bg.jpg');
						background-repeat: no-repeat;
						background-position: center 0;
						}