body {
	padding: 0;
	margin-top: 15px;
	margin-right: 0px;
	margin-bottom: 0px;
	margin-left: 0px;
	background-color: #000000;

}


#div_principal
{
	width: 770px;
	padding:0;
	margin-top: 0;
	margin-right: auto;
	margin-bottom: 0;
	margin-left: auto;
	height: auto;
	border: 1px solid #B14A00;
}