body {
      margin: 0;
      padding: 0;
      border: none;
	  background:#fff;
}

/* Divs */

#wrapper {
	width:750px;
	height:600px;
	position:absolute;
	top:50%;
	left:50%;
	margin-left:-375px;
	margin-top:-300px;
	background:url(../images/under.jpg) top left no-repeat;
}

#boton {
	width:400px;
	height:48px;
	margin-top:450px;
	margin-left:163px;
}

#btn {
	width:400px;
	height:48px;
	display:block;
}

/* Fuentes */