.zps-popup {
	background: #fff;
	bottom: 0;
	height: 100%;
	left: 0;
	position: fixed;
	right: 0;
	top: 0;
	width: 100%;
	z-index: 999;
}
.zps-popup > div {
	background: none repeat scroll 0 0 #f4f4f4;
	box-sizing: border-box;
	height: auto;
	left: 50%;
	margin: -100px 0 0 -300px;
	max-width: 600px;
	padding: 30px;
	position: absolute;
	top: 50%;
	z-index: 9999;
}