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

.layer_board_bg {
	position: fixed;
	width: 100%;
	height: 100%;
	z-index: 1000;
	top: 0;
	left: 0;
	display: none;
	cursor: pointer;
	background: #000;
}
#layer_board_area {
	width: 100%;
	text-align: center;
}
.layer_board {
	display: none;
	position: fixed;
	top: 20%;
	left: 44%;
	margin: 10px 0px 0px -285px;
	text-align: center;
	z-index: 2000;
}
.btn_close {
	width: 50px;
	margin: 15px auto;
	text-align: center;
}
.btn_pic {
	width: 50px;
	position: absolute;
	top: -36px;
	right: 6px;
	z-index: 2050;
}
@media screen and (max-width:480px) { 
.layer_board {
	display: none;
	position: fixed;
	top: 15%;
	left: 88% !important;
	margin: 10px 0px 0px -285px;
	text-align: center;
	z-index: 2000;
}
.layer_board .banner img{
	width: 100%;
	height: auto;
}
	
}