body{
background: url(../imaxes/fondo1.jpg) no-repeat center center fixed;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
}
ul#navigation {
	position: fixed;
	margin: 0px;
	padding: 0px;
	top: 0px;
	right: 0px;
	list-style: none;
	z-index: 999999;
	width: 620px;
	font-family: Verdana, Geneva, sans-serif;
}
ul#navigation li {
    width: 103px;
    display:inline;
    float:left;    
}
ul#navigation li a {
	display: block;
	float: left;
	margin-top: -2px;
	width: 100px;
	height: 25px;
	background-color: #CCCCFF;
	background-repeat: no-repeat;
	background-position: 50% 10px;
	border: 1px solid #BFBFFF;
	-moz-border-radius: 0px 0px 10px 10px;
	-webkit-border-bottom-right-radius: 10px;
	-webkit-border-bottom-left-radius: 10px;
	-khtml-border-bottom-right-radius: 10px;
	-khtml-border-bottom-left-radius: 10px;
	text-decoration: none;
	text-align: center;
	padding-top: 80px;
	opacity: 0.97;
    filter:progid:DXImageTransform.Microsoft.Alpha(opacity=70);  
}
ul#navigation li a:hover{
     background-color:#CCCCFF;
}
ul#navigation li a span{
	letter-spacing: 2px;
	font-size: 11px;
	color: #036;
	text-shadow: 0 -1px 1px #fff;
}
ul#navigation .inicio a{
    background-image: url(../imaxes/icona_1.png);
}
ul#navigation .temas a      {
    background-image: url(../imaxes/icona_2.png);
}
ul#navigation .recursos a      {
    background-image: url(../imaxes/icona_3.png);
}
ul#navigation .investiga a      {
    background-image: url(../imaxes/icona_4.png);
}
ul#navigation .caderno a   {
    background-image: url(../imaxes/icona_5.png);
}
ul#navigation .glosario a   {
    background-image: url(../imaxes/icona_6.png);
}
ul#navigation .pechar a   {
    background-image: url(../imaxes/icona_7.png);}