@charset "UTF-8";
.explanation {
	width: 900px;
	margin: 0 auto 60px;
	font-size: 2.1rem;
	line-height: 1.8;
	letter-spacing: .08em;
	text-align: justify;
	padding: 10px 110px;
	position: relative;
	box-sizing: border-box;
}
.explanation::before ,
.explanation::after {
	content: '';
	width: 30px;
	height: 100%;
	position: absolute;
}
.explanation::before {
	border-left: 1px solid #081821;
	border-top: 1px solid #081821;
	border-bottom: 1px solid #081821;
	top: 0;
	left: 0;
}
.explanation::after {
	border-right: 1px solid #081821;
	border-top: 1px solid #081821;
	border-bottom: 1px solid #081821;
	top: 0;
	right: 0;
}
article {
	width: 1000px;
	margin: 0 auto 80px;
}
/*------------------------
共通
------------------------*/
.contents {
	padding: 40px;
	background: #fff
}
.contents .inner-area {
	position: relative;
	margin-bottom: 40px;
}
.contents .inner-area::before ,
.contents .inner-area::after ,
.contents .inner-area h2::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 6px;
	height: 6px;
	border-radius: 3px;
	background: #d0d7db;
}
.contents .inner-area::after {
	left: 30px;
}
.contents .inner-area h2 {
	font-size: 3.6rem;
	font-weight: bold;
	line-height: 1;
	padding: 12px 0 20px;
}
.contents .inner-area h2::before {
	left: 15px;
}
.contents .inner-area .lead {
	font-size: 1.8rem;
	margin-bottom: 40px;
}
.contents .inner-area .top-item {
	margin-bottom: 40px;
	overflow: hidden;
}
.contents .inner-area .top-item h3 {
	font-size: 2.6rem;
	font-weight: bold;
	margin-bottom: 30px;
	position: relative;
}
.contents .inner-area .top-item h3::before {
	content: '';
	position: absolute;
	right: 0;
	bottom: -12px;
	left: 0;
	width: 100%;
	height: 2px;
	background-color: #d0d7db;
}
.contents .inner-area .top-item h3::after {
	content: '';
	position: absolute;
	bottom: -12px;
	left: 0;
	width: 20%;
	height: 2px;
	background-color: #379ad6;
}
.contents .inner-area .top-item .img {
	float: right;
	width: 290px;
	height: 179px;
	padding: 0 0 8px 20px;
}
.contents .inner-area .top-item .img img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	font-family: 'object-fit: cover;';
}
.contents .inner-area .top-item p {
	font-size: 2.1rem;
	line-height: 1.8;
	letter-spacing: .08em;
	text-align: justify;
}
.contents .inner-area .top-item .point {
	margin-top: 30px;
	background: #e7f0f5 url(/img/feature/bg_jams.jpg) no-repeat right 100%/contain;
	padding: 30px;
	border-radius: 0 26px 0 26px;
}
.contents .inner-area .top-item .point span {
	display: block;
	font-size: 1.8rem;
	margin-bottom: 5px;
}
.contents .inner-area .item h3 {
	font-size: 2.6rem;
	font-weight: bold;
	padding: 10px 20px 10px;
	border-left: 4px solid #379ad6;
	background: #e7f0f5;
	border-radius: 0 16px 0 0;
}
.contents .inner-area .event-list {
	margin-bottom: 60px;
}
.contents .inner-area .event-list h4 {
	font-size: 2.1rem;
	font-weight: bold;
	line-height: 1;
	margin-bottom: 15px;
}
.contents .inner-area .event-list .list {
	flex-wrap: wrap;
	justify-content: flex-start;
}
.contents .inner-area .event-list .list .btn_event {
	margin-bottom: 13px;
}
.contents .inner-area .event-list .list .btn_event:not(:nth-of-type(3n)) {
	margin-right: 13px;
}
.contents .inner-area .event-list .list .btn_event a {
	display: block;
	width: 298px;
	background: transparent;
	padding: 30px 10px;
	font-size: 2rem;
	font-weight: bold;
	color: #fff;
	text-align: center;
	line-height: 1;
	letter-spacing: .08em;
	position: relative;
	z-index: 1;
	box-sizing: border-box;
}
.contents .inner-area .event-list .list .btn_event a::before,
.contents .inner-area .event-list .list .btn_event a::after {
	content: '';
	display: block;
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	margin: auto;
	transition: .2s cubic-bezier(0.45, 0, 0.55, 1);
}
.contents .inner-area .event-list .list .btn_event a::before {
	background: var(--accentcolor);
	border: 2px solid var(--accentcolor);
	z-index: -1;
}
.contents .inner-area .event-list .list .btn_event a:hover::before {
	background: transparent;
}
.contents .inner-area .event-list .list .btn_event a::after {
	background: var(--accentcolor);
	opacity: .6;
	z-index: -2;
}
.contents .inner-area .event-list .list .btn_event a:hover::after {
	top: 8px;
	left: 8px;
}