body {
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	background-image: url(imagenes/fondoa.jpg);
	background-repeat: repeat;
}
.fondo {
	background-image: url(imagenes/fondo.jpg);
	background-repeat: repeat-y;
}
.lado {
	background-image: url(imagenes/lado.jpg);
	background-repeat: repeat-x;
}