img {
border: 0px solid #ccc;
padding: 10px;
margin: 0 1em 0 1em;
}
div.lb img {
margin-top: 4em;
padding: 2em;
background: #FFFFFF;
}
div.lb {
display: none;
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
height: 100%;
width: 100%;
border: 1px solid #ccc;
background-color: black;
	z-index:1001;
	-moz-opacity: 0.6;
	opacity:.80;
	filter: alpha(opacity=60);

padding-left:50px;
padding-right:50px;
padding-top:10px;
padding-bottom:10px;

}
div.lb:target {
display: block;
height: 100%;
width: 100%;
text-align:  justify;
text-color: #FFFFFF;
text-transform: none;
background: url('screen.png');
	background-color: black;
	z-index:1001;
	-moz-opacity: 0.6;
	opacity:.80;
	filter: alpha(opacity=60);

}
/** IE no soporta :target, así que usaremos expresiones CSS **/
div.lb {
display: expression((document.location.toString().split('#').slice(1) == this.
id)?'block':'none');