.indexfinal {
	height: 550px;
	width: 900px;
	margin-top: 0px;
	margin-right: auto;
	margin-bottom: 0px;
	margin-left: auto;
}
.derindex {
	background-image: url(Imagenes/derechos.jpg);
	float: left;
	height: 100px;
	width: 900px;
	position: relative;
}