.hoja {
	background-image: url(../imagenes/cabecera/defecto_hoja.jpg);
	background-repeat: repeat-y;
	background-position: center;
}
.hojaizq {
	background-image: url(../imagenes/cabecera/iefecto_hoja.jpg);
	background-repeat: repeat-y;
	background-position: center;
}
.boton {
	font-family: Arial, Helvetica, sans-serif;
	font-weight: bold;
	color: #FFFFFF;
	text-decoration: none;
	background-color: #669900;
}