.marco {  position: relative; visibility: visible; z-index: auto; }
.guia {  position: absolute; visibility: hidden; z-index: auto; left: 20px; top: 13px;}
.test {  position: absolute; visibility: hidden; z-index: auto; left: 11px; top: 12px;}
.cdrom {  position: absolute; visibility: hidden; z-index: auto; left: 11px; top: 20px;}
.evpreliminar {  position: absolute; visibility: hidden; z-index: auto; left: 12px; top: 11px;}
.ecofinan {  position: absolute; visibility: hidden; z-index: auto; left: 20px; top: 20px;}