/*メインビジュアル
==========================*/
.main-visual {
	background-image: url('../img/about/main.jpg');
}
@media screen and (max-width: 1024px) {
	.main-visual {
		background-image: url('../img/about/sp/main.jpg');
	}
}
/*.section-1
==========================*/
.section-1 .flex{
	flex-wrap: wrap;
	justify-content: space-between;
}
.section-1 li{
	width: 48%;
	margin-bottom: 50px;
}
.section-1 li .inner{
	position: relative;
	background:url(../img/about/sec1_bg.jpg) no-repeat;
	background-size: contain;
	background-position: center;
	background-color: #003888;
	color: #fff;
	padding:30px;
}
.section-1 li .inner h3{
	font-size: 2.2rem;
	border-bottom: 1px solid #fff;
}
.section-1 li .inner .numb{
	color: #003888;
	font-weight: bold;
	font-size: 38px;
	position: absolute;
	top: -30px;
	left: -2px;
	line-height: 1;
}
@media screen and (max-width: 1024px) {
	.section-1 .flex{
		display: block;
	}
	.section-1 li{
		width: 100%;
	}
}
/*.section-2
==========================*/
.section-2{
	text-align: center;
}
.section-2 p{
	margin-bottom: 30px;
}
@media screen and (max-width: 1024px) {
	.section-2 figure img{
		width: 100%;
	}
}
/*.section-3
==========================*/
.section-3 .flex{
	flex-direction: row-reverse;
}
.section-3 .text-wrapper{
	padding-left:4%;
}
.section-3 .text-wrapper p{
	margin-bottom: 30px;
}
.section-3 ul{
	background-color: #00cbd6;
	color: #fff;
	font-weight: bold;
	font-size: 1.8rem;
	padding: 30px;
}
.section-3 ul li{
	position: relative;
	padding-left:20px;
}
.section-3 ul li::after{
	content: "・";
	position: absolute;
	top:0;
	left:0;
}
@media screen and (max-width: 1024px) {
	.section-3 .flex{
		display: block;
	}
	.section-3 figure img{
		width: 100%;
	}
}
/*.section-4
==========================*/
.section-4 li h3{
	background-color: #fff;
	border-bottom: 2px solid #003888;
	background-color: #f2f7f7;
}
.section-4 li h3 span.century{
	color: #fff;
	background-color: #003888;
	display: inline-block;
	height: 60px;
	width: 60px;
	font-size: 2rem;
	font-weight: bold;
	text-align: center;
	line-height: 60px;
	margin-right: 20px;
}
.section-4 li p{
	padding:20px 20px 40px;
}
@media screen and (max-width: 1024px) {
	.section-4 li h3 span.century{
		display: block;
		width: 100%;
		margin-right: 0;
		line-height: 1;
		height: auto;
		padding: 20px 0;
	}
	.section-4 li h3 span.ttl{
		display: block;
		padding:20px 2% ;
	}
}

/*.section-drone
==========================*/
.section-drone .flex {
	gap: 48px;
}
.section-drone figure {
	max-width: 605px;
	flex-shrink: 0;
}
.section-drone figure img {
	width: 100%;
	height: auto;
}
.section-drone .btn {
	width: 100%;
	max-width: 370px;
	margin: 0 auto;
	background-color: #DEB000;
	color: #fff;
	display: flex;
	align-items: center;
	padding: 12px 25px;
	position: relative;
}
.section-drone .btn::after {
	content: '';
	width: 8px;
	height: 8px;
	border-top: solid 2px #fff;
	border-right: solid 2px #fff;
	transform: rotate(45deg);
	position: absolute;
	top: 0;
	bottom: 0;
	right: 16px;
	margin: auto;
}
@media screen and (max-width: 1024px) {
	.section-drone .flex {
		gap: 30px;
		flex-direction: column-reverse;
	}
	.section-drone figure {
		max-width: 100%;
	}
	.section-drone .btn {
		margin-top: 20px;
	}
}