body {
  margin:0;
  border:0;
  padding:0;
  height:100%; 
  max-height:100%; 
  background:#eee; 
  font-size:76%;
  overflow: hidden; 
  }

#Cabecera {
  z-index:3;
  position:absolute; 
  top:0px; 
  left:0px; 
  width:100%; 
  height:45px;
  /*overflow:hidden; */
  background:url("img/gradient_tcat.gif") repeat-x scroll left top #869BBF;
  text-align:center;
  color:#fff;
  font:bold 11px tahoma,verdana,geneva,lucida,'lucida grande',arial,helvetica,sans-serif;
}

table {
	border-top: 1px #53829d solid;
}

table td {
	border:1px hidden;
	padding-right:5px;
	vertical-align:middle;
}

a {
  font:11px tahoma,verdana,geneva,lucida,'lucida grande',arial,helvetica,sans-serif;
  color:#ffffff
}

#Contenido {
  position:absolute; 
 /* height:100%;*/
  display:block;
  bottom:0px; 
  left:0px;
  top:45px;
  right:0px;
  bottom:0;
  width:100%;
  overflow:visible; 
  background:#fff;
  
}

#publicidad {
  position:absolute;
  top:75px;
  left:0;
  overflow:hidden;
  background-color:blue;
}




/* for internet explorer */

* html body {
  padding:45px 0 0 0; 
  }

* html #Contenido {
  height:100%; 
  width:100%; 
  }