* {
	padding: 0;
	margin: 0;
}

img {
	width: 100%;
	max-width: 100%;
}
.topimg{
	position: fixed;
	left: 15px;
	right: 15px;
	top: 15px;
}
.contentbox {
	background-color: #000;
	padding: 100px 15px 20px 15px;
}
.bottomimg{
	position: fixed;
	left: 15px;
	right: 15px;
	bottom: 5px;
}
.online_btn{
	position: absolute;
	width: 110px;
	height: 50px;
	left: 15px;
	top: 50%;
	transform: translateY(-50%);
}
.thin_btn{
	position: absolute;
	width: 110px;
	height: 50px;
	left: 50%;
	display: none;
	top: 50%;
	transform: translate(-50%,-50%);
	display: none;
}
.download_btn{
	position: absolute;
	width: 110px;
	height: 50px;
	right: 15px;
	top: 50%;
	transform: translateY(-50%);
	z-index: 99;
}

#iosimg{
	display: none;
}