body{
/*	background:#3366CC;*/
	font-family:Arial, Helvetica, sans-serif;
	font-size:10px;
/*	padding:20px;*/
	text-align:center;
}

#contenido{
	border:solid 1px #999999;
	margin:10px auto;
	padding:10px;
	width:650px;
	/*height:400px;*/
	overflow:auto;
	float:left;
}

#menu{
	border:solid 1px #999999;
	background:#fff;
	margin:10px;
	padding:5px;
	width:150px;
	float:left;
}
#menu_ppal{
	border:solid 1px #999999;
	background:#fff;
	margin:0 auto 0 auto;
	/*margin:10px;*/
	padding:5px;
	width:350px;
	float:left;
	text-align: center;
	
	 
}

#preloader{
	border:solid 1px #999999;
	margin:10px;
	width:200px;
	height:14px;
	padding:0;
	float:left;
}