#quiz_bg {
	position:absolute;
	top:0;
	left:0;
	width: 100%;
	height: 100%;
	min-height:1000px;
	opacity: 0.35;
	background: #000;
  	filter: alpha(opacity = 35);
	display: none;
	z-index: 1;
}

#quiz_wrap {
	position: absolute;
	top: 25px;
	left: 50px;
	display: none;
	z-index: 2;
}