@charset "UTF-8";
/* CSS Document */


html,
body {
	padding: 0;
	margin: 0;
	font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, "sans-serif";
}

ul,li {
	list-style: none;
	padding: 0;
	margin: 0;
}
img {
	width: 100%;
	max-width: 100%;
	border: none;
}
a {
	text-decoration: none;
	color: #000;
}

#er {
	width: 100%;
}
#er_head {
	position: relative;
}
#er_head::before {
	content: "";
	background: #000;
	width: 100%;
	height: 10px;
	display: block;
}
#er_head .title {
	width: 90%;
	margin: 0 auto;
	line-height: 0;
	padding: 15% 0;
}
#er_head .logo {
	background: #000;
	padding: 15% 5%;
	box-sizing: border-box;
}
#er_contents {
	margin: 0 auto;
}
#er_contents .section {
	position: relative;
}
#er_contents .section .img {
	width: 100%;
	line-height: 0;
}
#er_contents .section .data {
	margin: 5% auto 20%;
	width: 90%;
}
#er_contents .section .data .logo {
	width: 80%;
	margin: 0 auto 5%;
	line-height: 0;
}
#er_contents .section .data .open {
	font-size: 20px;
	font-weight: 600;
	text-align: center;
	margin: 10% auto 8%;
}
#er_contents .section .data .open span {
	display: block;
	margin-top: 10px;
	font-size: 16px;
}
#er_contents .section .data .concept {
	font-size: 12px;
	line-height: 2.0;
}
#er_contents .section .data .category {
	display: grid;
	grid-template-columns: 1fr 1fr 1fr;
	grid-template-rows: auto;
	gap:10px;
	margin: 10% auto;
}
#er_contents .section .data .category a {
	display: block;
	text-align: center;
	border-bottom: 1px solid #000;
	font-size: 14px;
	font-weight: 600;
	padding-bottom: 5px;
}
#er_contents .section .data .btn a {
	display: block;
	text-align: center;
	font-size: 14px;
	font-weight: 600;
	padding-bottom: 5px;
	background: #000;
	color: #FFF;
	padding: 15px 0;
	margin: 20px auto 0;
	line-height: 1;
}


@media only screen and (min-width: 769px)  {

	#er_head .title {
		max-width: 500px;
		padding: 100px 0;
	}
	#er_head .logo {
		background: #000;
		padding:50px;
		text-align: center;
	}
	#er_head .logo img {
		max-width: 600px;
	}
	#er_contents .section {
		display: grid;
		grid-template-columns: 1fr 1fr;
		grid-template-rows: auto;
		border-bottom: 1px solid #000;
		box-sizing: border-box;
		padding: 2.5% 5%;
	}
	#er_contents .section .img {
		box-sizing: border-box;
		padding:5%;
	}
	#er_contents .section .data {
		margin: 0 auto;
		width: 30%;
		box-sizing: border-box;
		padding: 0%;
		position: absolute;
		top: 50%;
		right: 12.5%;
		transform: translate(0,-50%);
	}
	#er_contents .section .data .logo {
		width: 70%;
	}
	#er_contents .section .data .category {
		margin: 6% auto;
		gap:25px;
	}
	#er_contents .section .data .btn a {
		padding: 12px 0;
		margin: 15px auto 0;
		line-height: 1;
	}
}