#check_background {
	position: absolute;
	left: 0px;
	top: 0px;
	visibility: visible;
	display: none;
	width: 100%;
	height: 100%;
	background: rgba(255, 255, 255, 0.5);
}

#check_wrapper{
	position: absolute;
	top: 50%;
	right: 0;
	bottom: 0;
	left: 0;
	margin: auto;
	width: 304px;
	height: 140px;
	padding: 15px;
	display:none;
}