body, html {
	font-family: Arial, Helvetica, sans-serif;
	height: 100%;
	width: 100%;

    background: #003e57;

}


/* C A J A */

.caja{
	width: 100%;
	max-width:650px;
	margin: 0% auto 0 auto;
	text-align:center;
}


@media (max-width: 800px) {
    .caja{
	max-width:900px;

}
}