.fondo
{
position:absolute;
left:50%; 
width:780px; 
height:100%; 
margin-top:-15px;
margin-left:-400px;
border: 0px;
}
.centrar{
position:absolute;
left:50%; 
width:780px; 
margin-left:-400px;
border: 0px;

}
.boletin{
position:absolute;
left:50%; 
width:520px; 
margin-left:-180px;
border: 0px;

}

.lst_menu_izq_blanco{
	list-style: none;
	margin: 0;padding: 0;
	}


.lst_menu_izq_blanco li{
	font-size: 8pt;
	list-style: none;
	text-align:left;}

.lst_menu_izq_blanco li a{
	font-family: Arial;
	font-size: 8pt;
	color:#000099;
	text-align:left;
	text-decoration:none;
	display:block;	
	height:20px;
	padding: 4px 0px 0px 5px;
	margin:0;	
	}

.lst_menu_izq_blanco li a{
	background-color:#F4F9FF;
	border-bottom:1px solid #D3D1D2;
	}

.lst_menu_izq_blanco li a:hover{
	background-color:#F5F3F4;
	text-decoration:none;
	}
	

.lnk_seleccionado{
	font-size:8pt;
	text-decoration:none;
	text-align:left;
	display:block;
	height:20px;
	padding: 4px 0px 0px 5px;
	margin:0;
	background-color:#FFFFD7 !important;
	color:blue !important;
	border-bottom:1px solid #D3D1D2;

}