body{background-color:#000;margin:0px;font:10px Tahoma;color:#484848}
a{color:#FF7800;text-decoration:none}
#contenedor{position:absolute;width:321px;height:260px;top:50%;left:50%;margin:-150px 0px 0px -160px;text-align:center}
h1{width:321px;height:213px;background:url("imagenes/logo_intro.gif");text-indent:-6000px}
#lang_es, #lang_en{margin-bottom:15px;float:left;width:49%;font-size:5px;display:block;height:17px;text-indent:-5000px}
#lang_es{background:url("imagenes/idioma_es.gif") no-repeat;background-position:right 0px;}
#lang_es:hover{background-position:right -17px;}
#lang_en{background:url("imagenes/idioma_en.gif") no-repeat;background-position:left 0px;}
#lang_en:hover{background-position:left -17px;}