html,body {
	height: 100%;
}

.layer_board img {
	margin-bottom: 50px;
}

/* .btn_close {
	position: fixed;
	bottom:5%;
	left: 50%;
	margin-top: 40px;
	margin-left: -90px;
} */

.layer_board .btn_close img {
	margin-bottom: 0;
}

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

.layer_board_bg {
	position: fixed;
	width: 100%;
	height: 100%;
	
	z-index: 2000;
	
	top: 0;
	left: 0;
	opacity:.8;
	display: block;
	cursor: pointer;
	background: #000;
}

.layer_board {
/*	display: none; */
	position: fixed;
	left: 0;
	margin: 0;
	top:0;
	text-align: center;
	z-index: 9998;
	margin-top: 100px;
	padding-top: 1rem;
}


.layer_board iframe {
	width: 90%;
	height: 80%;
	position:fixed;
	left: 5%;
}



@media screen and (max-width: 736px) {

.layer_board {
	margin: 0;
	left: inherit;
	width: 96%;
	margin-top: 50px;
}

.layer_board iframe {
	width: 90%;
	height: 70%;
	margin: 50px 0 20px 0;
}

.layer_board p img {
	width: 96%;
	height: auto;
}

.layer_board .btn_close img {
	width: inherit;
	height: auto;
	margin: 0;
}

}