.boton {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; background-color: #99CCFF; text-align: center; height: 25px; border-color: #999999 #333333 #333333 #999999; border-style: solid; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px}