@charset "UTF-8";
/*-----------------------当社の強み*/
.section_mv #strength.mv_inner {
	background-image: url("../img/strength/main_v.jpg");
}
.strength {
	overflow: hidden;
}
.strength .intro {
	width: 100%;
	max-width: 640px;
	margin: 0 auto;
}

.strength .box_wrap .flex_box {
	width: 100%;
	margin: 0 auto;
	display: flex;
	position: relative;
	overflow: hidden;
}
.strength .box_wrap .flex_box::before {
	content: "";
	display: block;
	width: 200px;
	height: 200px;
	background-color: #dbe9db;
	position: absolute;
	transform: rotate(45deg);
	z-index: -1;
}
.strength .box_wrap .flex_box:nth-child(odd)::before {
	top: -100px;
	left: -100px;
}
.strength .box_wrap .flex_box:nth-child(even)::before {
	top: -100px;
	right: -100px;
}
.strength .box_wrap .flex_box:nth-child(odd) {
	justify-content: flex-end;
}
.strength .box_wrap .flex_box:nth-child(even) {
	flex-direction: row-reverse;
	justify-content: flex-end;
}
.strength .box_wrap .flex_box .textbox {
	width: 50%;
	max-width: 580px;
	height: 480px;
	display: flex;
	flex-direction: column;
	justify-content: center;
}
.strength .box_wrap .flex_box:nth-child(odd) .textbox {
	padding: 0 60px 0 20px;
}
.strength .box_wrap .flex_box:nth-child(even) .textbox {
	padding: 0 20px 0 60px;
}
.strength .box_wrap .flex_box .textbox .catch {
	font-weight: 700;
	line-height: 1.6;
	font-family: 'Shippori Mincho B1', serif;
	margin-bottom: 1.5em;
}
.strength .box_wrap .flex_box .imagebox {
	width: 50%;
	position: relative;
	overflow: hidden;
}
.strength .box_wrap .flex_box .imagebox img {
	width: 100%;
	height: 100%;
	position: absolute;
	left: 0;
	top: 0;
	right: 0;
	bottom: 0;
	object-fit: cover;
}
@media screen and (max-width: 768px) {
	.strength .s_4 {
		padding: 40px 0 0;
	}
	.strength .box_wrap .flex_box,
	.strength .box_wrap .flex_box:nth-child(even) {
		flex-direction: column-reverse;
		margin-bottom: 0;
	}
	.strength .box_wrap .flex_box:nth-child(odd)::before {
		top: unset;
		bottom: -100px;
		left: -100px;
	}
.strength .box_wrap .flex_box:nth-child(even)::before {
		top: unset;
		bottom: -100px;
		right: -100px;
	}
	.strength .box_wrap .flex_box .textbox {
		width: 100%;
		max-width: 100%;
		height: auto;
	}
	.strength .box_wrap .flex_box:nth-child(odd) .textbox,
	.strength .box_wrap .flex_box:nth-child(even) .textbox {
		padding: 30px 20px 40px;
	}
	.strength .box_wrap .flex_box .textbox .catch {
		font-weight: 700;
		line-height: 1.6;
		font-family: 'Shippori Mincho B1', serif;
		margin-bottom: 1.5em;
	}
	.strength .box_wrap .flex_box .imagebox {
		width: 100%;
		padding-top: 70%;
	}
}