#contenedor{
	margin:0 auto;
	width:780px;
	min-height:72px;
	position:relative;
	border: 1px solid #FFFF99;
}

#menu_pos{
	width: 150px;
	margin-left:0.1em;
	position: relative;
	float: left;
	font-size: 0.75em;
	line-height: 1.5em;
	border: 4px solid #6D2549;
}
#menu_pos li {	
	list-style: none;
	color: #FFFFFF; 
	font-family:tahoma, arial, verdana;
	font-size: 10pt
}

#principal {
    margin:0 auto;
    width:780px;
    border: 1px solid #FFFF99;
	position: relative;
	font-size: .9em;
	line-height: 1.4em;
}