html,body {
	height: 100%;
}


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

.layer_board_bg {
	position: fixed;
	width: 100%;
	height: 100%;
	z-index: 1000000;
	top: 0;
	left: 0;
	display: none;
	cursor: pointer;
	background: #000;
}

.layer_board {
	display: none;
	position: fixed;
	top: 0;
	right: 0;
	left: 0;
	bottom: 0;
    margin: auto;
    width: 90%;
    height: 420px;
	text-align: center;
	z-index: 1000001;
}
.layer_board_inner{
	padding: 20px;
	padding-bottom: 20px;
	background: #000;
}
.layer_board .btn_close{
    margin-top: 20px;
}
.layer_board .btn_close img{
    width: 100px;
    height: auto;
}