/* CSS Document */
html, body {
	height:100%;
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	background-color: white;
}

#contenido{
   font-family: Verdana, Geneva, Arial, sans-serif;
   background-image:url(images/loading.gif);
   background-repeat:no-repeat;
   background-position:center;
   vertical-align: middle;
   position: absolute;
   width: 100%;
   height: 100%;
   margin-left:auto;
   margin-right:auto;
   margin-top:auto;
   margin-bottom:auto;
   padding:0px;
}