#Body {background:url("/Portals/102/JBSA Website Background.jpg") no-repeat top center fixed; 
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
}

.skinWrapper {background:none;}

.resp-iframe {
   position: absolute;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   border: 0;
}