@charset "utf-8";

#main_top {
	position: relative;
	height: 50vw;
	max-height: 700px;
}
#main_top > section {
	position: absolute;
	top: 70px;
	left: 0;
	right: 0;
	display: flex;
	align-items: center;
	width: 100%;
	max-width: 1400px;
	height: 50vw;
	max-height: 700px;
	background: url("../images/home/main_top.jpg") center right no-repeat;
	background-size: auto 100%;
	margin: auto;
	padding: 0 5%;
}
#main_top > section > div {
	width: 100%;
	max-width: 1240px;
	margin: auto;
	padding: 0 5%;
}
#main_top > section > div h2,
#main_top > section > div h3 {
	margin: 0;
	padding: 0;
	text-align: left;
	color: #FFF;
}
#main_top > section > div h2 {
	font-size: 3em;
	line-height: 1.7;
	margin-bottom: 0.6em;
}
#main_top > section > div h3 {
	font-size: 1.4em;
	margin-bottom: 2.0em;
}
@media (max-width: 1000px) {
	#main_top {
		top: 90px;
		height: 50vw;
		margin-bottom: 50px;
	}
	#main_top > section {
		top: 50px;
		height: 50vw;
	}
	#main_top > section > div h2 {
		font-size: 2.3em;
	}
	#main_top > section > div h3 {
		font-size: 1.1em;
	}
}
@media (max-width: 650px) {
	#main_top > section {
		top: 30px;
		height: 50vw;
		padding: 0;
	}
	#main_top > section > div h2 {
		font-size: 1.9em;
		line-height: 1.5;
		margin-bottom: 0.4em;
	}
	#main_top > section > div h3 {
		font-size: 1.0em;
		margin-bottom: 1.0em;
	}
}

.box_concept {
	background: url("../images/home/bg_concept.jpg") top center;
	background-size: cover;
}
.box_concept article {
	display: flex;
	align-items: center;
	width: 100%;
	max-width: 1400px;
	margin: auto;
	padding: 150px 0 80px 0;
}
.box_concept article div {
	text-align: left;
}
.box_concept article div:first-child {
	width: 45%;
}
.box_concept article div:last-child {
	width: calc(50% - 80px);
	max-width: 550px;
	margin: 0 0 0 5%;
}
.box_concept article div h2,
.box_concept article div h3,
.box_concept article div p {
	text-align: left;
}
.box_concept article div h2 {
	font-size: 1.45rem;
	margin-bottom: 3rem;
}
.box_concept article div h3 {
	font-size: 1.9rem;
	margin-bottom: 1.3rem;
}
.box_concept article div p {
	font-size: 1.0rem;
	line-height: 1.8;
	margin-bottom: 3em;
}

.box_category {
	margin: auto;
	padding: 0 5%;
}
.box_concept .box_category ul {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	align-items: center;
	width: 100%;
	max-width: 1240px;
	margin: auto;
	padding: 0 0 150px 0;
	list-style: none;
}
.box_concept .box_category li {
	width: 31.5%;
	margin-bottom: 1.5em;
}
.box_concept .box_category li a {
	min-width: 100%;
}

@media (max-width: 1000px) {
	.box_concept .box_category ul {
		display: flex;
	}
	.box_concept .box_category li {
		align-self: flex-start;
		width: 48%;
		margin-bottom: 1.0em;
	}
}
@media (max-width: 650px) {
	.box_concept article {
		display: block;
		padding: 110px 0 50px 0;
	}
	.box_concept article div {
		text-align: center;
	}
	.box_concept article div:first-child {
		width: 90%;
		margin: 0 5%;
		padding: 0;
	}
	.box_concept article div:last-child {
		float: none;
		text-align: center;
		width: 90%;
		padding: 0;
		margin: 0 5%;
	}
	.box_concept article div h2,
	.box_concept article div h3,
	.box_concept article div p {
		text-align: center;
	}
	.box_concept article div h2 {
		font-size: 1.45rem;
		margin: 3rem 0;
	}
	.box_concept article div h3 {
		font-size: 1.3rem;
	}
	.box_concept .box_category ul {
		padding: 0 0 40px 0;
	}
	.box_concept .box_category li {
		width: 100%;
		margin-bottom: 0.5em;
	}
	.box_concept .box_category li a {
		padding: 1em 1.5em;
	}
}

.box_blogs {
	margin-top: -50px;
	margin-bottom: 100px;
	padding: 0 5%;
}
.box_blogs section {
	display: flex;
	justify-content: space-between;
	width: 100%;
	max-width: 1240px;
	margin: auto;
}
.box_blogs section div {
	width: 31.5%;
	background-color: #FFF;
	padding: 2em;
	text-align: left;
}
.box_blogs section div h2 {
	font-size: 1.45rem;
	margin-bottom: 2rem;
}
.box_blogs section div dl a {
	display: block;
	padding-top: 0.2em;
	text-decoration: none;
	transition: all 300ms 0s ease;
}
.box_blogs section div dl a:hover {
	padding-left: 0.2em;
	color: #000;
}
.box_blogs section div dl a:hover dt,
.box_blogs section div dl a:hover dd {
	color: #000;
}
.box_blogs section div dl,
.box_blogs section div dt,
.box_blogs section div dd {
	margin: 0;
	padding: 0;
	text-align: left;
	transition: all 300ms 0s ease;
}
.box_blogs section div dl {
	margin-bottom: 2.0em;
}
.box_blogs section div dt {
	margin-bottom: 0.8em;
	font-size: 0.9em;
	color: #999;
}
.box_blogs section div dd {
	margin-bottom: 1.1em;
	padding-bottom: 1.1em;
	border-bottom: 1px solid #DDD;
	font-size: 1.em;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
@media (max-width: 1000px) {
	.box_blogs {
		margin-top: -100px;
		margin-bottom: 50px;
	}
	.box_blogs section div {
		padding: 1em;
	}
	.box_blogs section div dd {
		font-size: 0.9em;
	}
}
@media (max-width: 650px) {
	.box_blogs {
		margin-top: 0px;
		padding-top: 30px;
		margin-bottom: 0;
		padding-bottom: 40px;
		background-color: #eaf5d5;
	}
	.box_blogs section {
		display: block;
	}
	.box_blogs section div {
		width: 100%;
		padding: 2em;
		margin-bottom: 1.5em;
	}
	.box_blogs section div::after {
		content: "";
		display: block;
		clear: both;
	}
	.box_blogs section div h2 {
		margin-bottom: 1rem;
	}
	.box_blogs section div dl {
		margin-bottom: 1.5em;
	}
	.box_blogs section div dt {
		margin-bottom: 0.3em;
	}
	.box_blogs section div dd {
		margin-bottom: 0.7em;
		padding-bottom: 0.7em;
		font-size: 1em;
	}
	.box_blogs section div .but_arrow_plain {
		float: right;
	}
}

.box_works_menu {
	position: relative;
	background: url("../images/home/bg_works.jpg") center center;
	background-size: cover;
	height: 470px;
	width: 100%;
	padding: 0 5%;
}
.box_works_menu div {
	max-width: 1240px;
	margin: auto;
}
.box_works_menu div h2 {
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	margin: auto;
	vertical-align: middle;
	font-size: 1.5em;
	font-weight: bold;
	color: #FFF;
	height: 1em;
}
.box_works_menu div ul {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	display: flex;
	justify-content: space-between;
	max-width: 1240px;
	margin: auto;
	padding: 0 5%;
	list-style: none;
}
.box_works_menu div li {
	display: block;
	width: 48.5%;
}
.box_works_menu div li input {
	display: none;
}
.box_works_menu div li label {
	display: block;
	width: 100%;
	padding: 1.5em;
	background-color: #FFF;
	border-top: 5px solid #CCC;
	cursor: pointer;
	font-size: 1.3em;
	font-weight: bold;
	color: #999;
	transition: all 400ms 0s ease;
}
.box_works_menu div li input:checked + label {
	background-color: #F4F4F4;
	border-color: #33B271;
	color: #33B271;
}
@media (max-width: 1000px) {
	.box_works_menu {
		height: 300px;
	}
	.box_works_menu div li label {
		display: block;
		width: 100%;
		padding: 1em 1.5em;
		font-size: 1.1em;
	}
}
@media (max-width: 650px) {
	.box_works_menu {
		height: 250px;
	}
	.box_works_menu div li label {
		padding: 0.7em 1.0em;
		font-size: 1.0em;
	}
}
.box_works_list {
	width: 100%;
	background-color: #F4F4F4;
	padding: 0 5% 80px 5%;
}
.box_works_list > div {
	max-width: 1240px;
	margin: auto;
	padding: 0 2%;
}
.box_works_list h3 {
	padding: 90px 0 50px 0;
	font-size: 1.9em;
}
.box_works_list section {
	display: flex;
	justify-content: space-between;
	padding: 0 0 70px 0;
}
.box_works_list section article {
	width: 23.5%;
	background-repeat: no-repeat;
	background-size: contain;
	background-color: #FFF;
	padding: 0 0 0.5em 0;
}
.box_works_list section article div {
	width: 100%;
	height: 0;
	padding-top: 66.6666666667%;
	margin-bottom: 1.5em;
	background-repeat: no-repeat;
	background-position: center center;
	background-size: cover;
}
.box_works_list section article span,
.box_works_list section article h4 {
	display: block;
	padding: 0 1.5em 1.0em;
	text-align: center;
	font-size: 0.9em;
}
#reform {
	position: absolute;
	top: 0;
	display: none;
}

@media (max-width: 1000px) {
	.box_works_list h3 {
		padding: 50px 0 30px 0;
		font-size: 1.3em;
	}
	.box_works_list section {
		flex-wrap: wrap;
		padding: 0 0 40px 0;
	}
	.box_works_list section article {
		width: 48.5%;
		padding: 0;
		margin: 0 0 1.0em 0;
	}
	.box_works_list section article span {
		padding: 0 1.5em 0.4em;
	}
}