body {
	margin: 0;
	padding: 0;
}

#header_home{
	font-size: 12px;
	line-height: 140%;
	font-family: "Lucida Grande", Verdana, sans-serif;
    text-align: left;

    width: 1000px;
	height: 280px;
    margin: 0px auto;   /*centra negli altri browsers*/
    text-align: left;   /*ripristina l' allineamento*/
	background-color: #000000;
	float:left;
}
#header_interno{
    width: 1000px;
	height: 80px;
    margin: 0px auto;   /*centra negli altri browsers*/
    text-align: left;   /*ripristina l' allineamento*/
	background-color: #000000;
	float:left;
}