html {
	height: 100%;
	width:100%
}

body {
	width: 780px;
	height:100%;
	margin-top: 0px;
	margin-left: auto;
	margin-right: auto;
	margin-bottom: 0px;
	text-align: center;
	
}
#piede{float:left;
	width:780px;
}