body{
	margin: 0;
	padding: 0;
	text-align: center;
}

.container{
	max-width: 900px;
	margin: 0 auto;
	box-shadow: 0px 0px 15px 0px rgba(0, 11, 49, 0.2);
}
/*スマホ用固定メニュー*/
@media screen and (max-width:480px){
	.container{
		max-width: 100%;
		margin: 0 auto;
		box-shadow: 0;
	}
	.top_btnpc{
		display: none;
	}
	.header-icon{
		width: 20%;
	}
	.header-pc{
		display: none;
	}
	.header{
		display: block;
	}
}


/*PC用デザイン*/
@media screen and (min-width:480px) {
	.site{
		max-width: 100vw;
		background-image: url("https://imgur.com/bzlKmFA.jpg");
		background-size: cover;
		background-attachment: fixed;
	}
	header{
		max-width: 900px;
		left:50%;
		bottom: 0%;
		transform: translateX(-50%);
		-webkit- transform: translateX(-50%);		
	}
	.top_btnsp{
		display: none;
	}
	.header{
		display: none;
	}
	.header-pc{
		display: block;
	}
}

header{
	position: fixed;
	width: 100%;
	height:9%;
	bottom: 0px;
	font-size: 0;
	z-index: 99;
	bottom: 0;
	margin: 0;
	background-color:rgba(255,255,255,0.93);
	border-radius: 20px 20px 0 0;
	box-shadow: 0 -5px 5px -5px rgb(0,10,41,20%);
}
.header-menu{
	display: flex;
	justify-content: center;
	width: 100%;
	padding: 10px 0 15px;
}
.header-icon{
	text-align: center;
}
.header-icon img{
	width: 75%;
	margin: auto;
}
.top{
	position: relative; 
	margin: 0;
	top:0;
}

.top img{
	width: 100%;
	vertical-align: bottom;
}

.top_btnpc, .top_btnsp{
	position: absolute;
	width: 65%;
	bottom: 0%;
	left: 50%;
	transform: translateY(-50%) translateX(-50%);
 	 -webkit- transform: translateY(-50%) translateX(-50%);
}

.top_btn img{
	width: 100%;
}

.bottom{
	position: relative;
}

.bottom img{
	width: 100%;
	vertical-align: bottom;
}
.bottom_btn{
	position: absolute;
	width: 65%;
	bottom: 17%;
	left: 50%;
	transform: translateY(-50%) translateX(-50%);
 	 -webkit- transform: translateY(-50%) translateX(-50%);
}
.bottom_btn img{
	width: 100%;
}