body{ margin:0; padding:0; background:#022d49 url(../img/fondo.jpg) repeat-x; }

.clearfix:after {
    content: "."; 
    display: block; 
    height: 0; 
    clear: both; 
    visibility: hidden;
}

.clearfix {display: inline-table;}

/* Hides from IE-mac \*/
* html .clearfix {height: 1%;}
.clearfix {display: block;}
/* End hide from IE-mac */

#entrada { width:990px; margin: 50px auto 5px auto; }
#logos { margin:0 auto; width: 682px; }