#area1 {
	float: left;
	width: 100%;
}

#colonna {
	float: left;
	width: 751px;
}

#area2 {
	float: left;
	width: 100%;
}

#area3 {
	float: left;
	width: 100%;
}

#area4 {
	float: left;
	width: 100%;
}

#area5 {
	float: left;
	width: 209px;
}