/* diseño de CSS */
div#web
{
width:1024px;
margin:0px auto;
padding:0px

} 
#masthead {
	background-image: url('../images/backlogo.png');
	background-repeat: no-repeat;
}
#top_nav {
	height: 45px;
	background-color: #800000;
}
#page_content {
	padding: 0px auto;
	background-color: #FFFFFF;
	background-image: url('../images/backmiddle.png');
	background-repeat: repeat-y;
	height: auto;
	min-height: 600px;
	position: relative;
}
#footer {
	background: url('../images/backlogo2.png') repeat-y;
	height: 115px;
}