html,body {
	height: 100%;
}


* html .layer_board_bg,
* html .layer_board {
	position: absolute;
}

.layer_board_bg {
	position: fixed;
	width: 100%;
	height: 100%;
	
	z-index: 10000;
	
	top: 0;
	left: 0;
	
	display: none;
	cursor: pointer;
	background: #000;
}

.layer_board {
	display: none;
	position: fixed;
	max-width:1140px;
	width:100%;
	height:600px;
	left:0;
	right:0;
	top:0;
	bottom:0;
	margin:auto;
	text-align: center;
	z-index: 11000;
}
.layer_board .photo{ width:100%; position:relative; border:10px solid #fff; box-sizing:border-box;}
.layer_board .photo img{ width:100%;}
.layer_board .photo .close{ width:100%; position:absolute; right:-50px; top:-50px; width:38px; height:37px; background:url(../images/common/close.png) no-repeat; cursor:pointer;}