.fondo {
	background-image: url(images/fondo.gif);
	background-repeat: repeat-y;
	background-position: center;
}
.letragris {
	font-family: Verdana, Arial, Helvetica, sans-serif;
	font-size: 9px;
	font-weight: normal;
	color: #333333;
	text-decoration: none;
}