@charset "utf-8";
.mainVisual {
	background: url(../img/main_bg.jpg) center center /cover no-repeat;
}

.clumWrap {
	display: table;
	width: 100%;
}

.content {
	width: 100%;
}

.clum2 {
	display: table-cell;
	width: 50%;
	vertical-align: top;
	padding: 0 10px;
}

.data {
	margin-bottom: 84px;
}

.box_txt {
	line-height: 2;
}

.round {
	position: relative;
}

.round:before {
	content: "";
	position: absolute;
	z-index: 1;
	background: #ccc;
	border-radius: 16px;
	width: 16px;
	height: 16px;
	top: 0;
	left: -32px;
}

.box {
	padding-bottom: 50px;
	border-left: 2px solid #ccc;
	padding-left: 23px;
	width: 394px;
	margin: 0 auto;
}

.box:last-child {
	padding-bottom: 0;
	border: none;
}

.box_img {
	margin-top: 10px;
}

.links a {
	text-decoration: underline;
}

.links a:hover {
	text-decoration: none;
}

.prev_arrow:before {
	padding-right: 3px;
}

@media screen and (max-width: 768px) {
	.content {
		padding: 0;
	}
	.clum2 {
		display: block;
		width: 100%;
		padding: 0 15px;
		box-sizing: border-box;
	}
	.data {
		margin-top: 67.5px;
		margin-bottom: 61.5px;
	}
	.box {
		position: relative;
		width: 100%;
		margin: 0 auto;
		padding: 0 0 45px 20px;
		box-sizing: border-box;
	}
	.big_ttl{
	font-weight: bold;
}
	.round {
		position: static;
	}
	.box_img {
		margin-top: 25px;
	}
	#sec1 .box:nth-last-child(2) {
		padding-bottom: 0;
		border: none;
	}
	.links {
		display: none;
	}
	.round:before {
		border-radius: 12px;
		width: 12px;
		height: 12px;
		top: 0;
		left: -7px;
	}
	#sec1 .box:nth-last-child(2) .round:before {
		padding-bottom: 0;
		border: none;
		left: -5px;
	}
	.box:last-child .round:before {
		left: -5px;
	}
}