body {font:12px Arial, Helvetica, sans-serif; text-align:center}

.clear {clear:both; height:1px; font-size:1px}

#wrap {text-align:left; margin: 1em auto; width:55em;}

#corp {visibility:hidden;} 

#content label {display:block;}

#mnl_uno {float:left; width:10em;}
#mnl_dos {float:left; width:15em;}
#mnl_tres {float:left; width:10em;}
#mnl_cuat {clear:both;padding-top:1em;}