body{
	background-color: #FFF;
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 16px;
	height: 100%;
	margin: 0;
	padding: 0;
}
img{
	border: 0;
	vertical-align: middle;
}
#box{
	background: url('logo.png') top center no-repeat #FFF;
	font-weight: bold;
	height: 50px;
	left: 50%;
	margin: -100px 0 0 -300px;
	padding-top: 150px;
	position: absolute;
	text-align: center;
	top: 50%;
	width: 600px;
	z-index: 100;
}
#alghe{
	background: url('bg_alghe.png') top left no-repeat #FFF;
	bottom: 0;
	height: 300px;
	position: absolute;
	right: 0;
	width: 350px;
	z-index: 0;
}