div#contenitore{
	margin:auto;
	width:425px;
	height:658px;
}
div#up{
	height:500px;
	weight:425px;
}
div#centro{
	float:left;
	width:425px;
	height:80px;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 18px;
}
div#down{
	float:left;
	height:78px;
	width:106px;
}