html { margin:0; padding:0; height:100%; overflow:hidden; } 
body, div, iframe { margin:0; padding:0; height:100%; } 
iframe { margin:0; padding:0; height:100%;  display:block; width:100%; border:none; }
.foto { border: 0; } 
div.centrada {text-align: center}
.enlaces {position: absolute; left: -2000px; top: -2000px; width: 980px; font-size: 0px; color: #ffffff; visibility:hidden; display:none;}