a {
	font-family: Trebuchet MS;
	font-size: 15px;
	color: #006699
}
a:link {
	text-decoration: none;
}
a:visited {
	text-decoration: none;
}
a:hover {
	text-decoration: underline;
	color: #003399;
}
a:active {
	text-decoration: none;
}
.cabecera {
	margin-bottom: 5px;
	padding: 3px;
}
.contenido {
	float: right;
	width: 518px;
	text-align: justify;
	margin-left: 10px;
}
.menu {
	background-image:url(img/img_fondo.jpg);
	background-repeat:no-repeat;
	width: 206px;
	height: 345px;
	float: left;
	line-height: 18px;	
	margin-left: 3px;
	padding:6px;
	}
	.menu2 {
	background-image:url(img/img_fondo.jpg);
	background-repeat:no-repeat;
	width: 206px;
	height: 145px;
	float: left;
	line-height: 18px;	
	margin-left: 3px;
	padding:6px;
	}
body {
width:750px;
font-family: "Trebuchet MS";
font-size:15px;
margin-left:auto;
margin-right:auto;
}
.menu-der { margin-left:30px;}
.copy {text-align:center;
font-size:11px;
}

/* set millions of background images */
.rbroundbox { background: url(nt.gif) repeat; }
.rbtop div { background: url(tl.gif) no-repeat top left; }
.rbtop { background: url(tr.gif) no-repeat top right; }
.rbbot div { background: url(bl.gif) no-repeat bottom left; }
.rbbot { background: url(br.gif) no-repeat bottom right;
 }

/* height and width stuff, width not really nessisary. */
.rbtop div, .rbtop, .rbbot div, .rbbot {
width: 100%;
height: 7px;
font-size: 1px;
}
.rbcontent { margin: 0 7px; }
.rbroundbox { width: 100%; margin: 1em auto; }