div#headervuota{
	border: #000000 1px solid;
    background-color: #ffffff;
    
	float: right;
	height: 1%;
	width: 78%;
	}


div#headerbody{
	
    background-color: #ffffff;
    
	float: right;
	height: 17.2%;
	width: 78%;
	}
div#navigation{
	border: #ffffff 1px solid;
    float: right;
	height: 82.3%;
	width: 78%;
	
	}