@charset "UTF-8";
.kv{
  background-image: url(../img/aboutus_kv.jpg);
}

.aboutus_wrap{
	background-color: rgba(0, 37, 96, 0.04);
	padding-top: 6rem;
	overflow: hidden;
}
.aboutus_wrap .ttl{
	font-size: 3.2rem;
	letter-spacing: 0;
	font-weight: bold;
	background-color: #002560;
	width: 50%;
	height: 15.6rem;
	color: #fff;
	padding: 4rem 0 0 0;
	position: relative;
	margin-bottom: 8rem;
}
.aboutus_wrap .maintenance_cont .ttl{
	height: 15.6rem;
	margin: 0 0 8rem auto;
	padding-left: 7.6rem;
}
.aboutus_wrap .ttl::before{
	content: '';
    position: absolute;
    display: block;
    width: 100vw;
    height: 100%;
    background-color: #002560;
    z-index: -1;
    top: 0;
    right: 40rem;
}
.aboutus_wrap .maintenance_cont .ttl::before{
	left: 4rem;
}
.aboutus_wrap .ttl::after{
	content: '';
    position: absolute;
    display: block;
    width: 0;
    height: 0;
    z-index: -1;
    top: 0;
    right: -9.5rem;
    border-style: solid;
    border-width:15.6rem 0 0 9.5rem;
    border-color: transparent transparent transparent #002560;
}
.aboutus_wrap .maintenance_cont .ttl::after{
	border-width: 0 0 15.6rem 9.5rem;
	left: -9.5rem;
	border-color: transparent transparent #002560 transparent;
}
.aboutus_wrap .ttl .sub_ttl{
	font-size: 1.4rem;
	letter-spacing: 0.02em;
	font-weight: normal;
	line-height: 1.71;
	display: block;
	color: #fff;
	margin-top: 2.4rem;
}
.aboutus_wrap .aboutus_list{
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-ms-flex-wrap: wrap;
	    flex-wrap: wrap;
	margin-bottom: 12rem;
}
.aboutus_wrap .aboutus_list li{
	width: 50%;
	padding: 0 4.8rem 0 5.1rem;
}
.aboutus_wrap .aboutus_list li:nth-of-type(n+3){
	margin-top: 6rem;
}
.aboutus_wrap .aboutus_list li .aboutusdetail_ttl{
	font-size: 2.4rem;
	letter-spacing: 0.02em;
	font-weight: bold;
}
.aboutus_wrap .aboutus_list li .lead{
	font-size: 1.4rem;
	letter-spacing: 0;
	line-height: 1.71;
	margin: 2.4rem auto 1.4rem;
}
.aboutus_wrap .aboutus_list li .type{
	font-size: 1.2rem;
	letter-spacing: 0.02em;
	line-height: 1.7;
	/* border-top: 1px solid #333; */
	margin-bottom: 2.4rem;
}
.aboutus_wrap .aboutus_list li .support{
	font-size: 1.8rem;
	letter-spacing: 0.02em;
	line-height: 1.13;
	border-top: 1px solid #333;
	padding-top: 1.58rem;
	font-weight: 600;
	margin-bottom: 0.5rem;
}
.aboutus_wrap .aboutus_list li .video_btn a{
	font-size: 1.8rem;
	letter-spacing: 0;
	color: #002560;
	position: relative;
}
.aboutus_wrap .aboutus_list li .video_btn a::before,
.aboutus_wrap .aboutus_list li .video_btn a::after{
	content: '';
    position: absolute;
    display: block;
    width: 2.1rem;
    height: 1px;
    background-color: #002560;
    bottom: .4rem;
    right: -3.1rem;
    border-radius: 60px;
}
.aboutus_wrap .aboutus_list li .video_btn a::after{
	width: 1.2rem;
    -webkit-transform: rotate(30deg);
    -ms-transform: rotate(30deg);
    transform: rotate(30deg);
    bottom: .7rem;
}
.aboutus_wrap .video_modal{
	display: none;
}
.aboutus_wrap .video_modal.show{
	position: fixed;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	z-index: 1;
	-webkit-box-align: center;
	    -ms-flex-align: center;
	        align-items: center;
	-webkit-box-pack: center;
	    -ms-flex-pack: center;
	        justify-content: center;
}
.aboutus_wrap .video_modal.show .modal_bg{
	width: 100%;
	height: 100%;
	background-color: rgba(0, 0, 0, 0.8);
}
.aboutus_wrap .video_modal .video_cont{
	position: absolute;
	left: 0;
	right: 0;
	margin: auto;
	width: 90rem;
	margin: 0 auto;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-align: center;
	    -ms-flex-align: center;
	        align-items: center;
	-webkit-box-pack: center;
	    -ms-flex-pack: center;
	        justify-content: center;
}
@media screen and (min-width: 768px) and (max-width: 1500px){
	.aboutus_wrap .video_modal .video_cont{
		margin-top: 5rem;
	}
}
.aboutus_wrap .video_modal .video_cont video{
	outline: none;
	width: 100%;
}
.aboutus_wrap .video_modal .video_cont .start_btn{
	position: absolute;
	width: 8.4rem;
	left: 0;
	right: 0;
	margin: auto;
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	-webkit-box-align: center;
	    -ms-flex-align: center;
	        align-items: center;
	-webkit-box-pack: center;
	    -ms-flex-pack: center;
	        justify-content: center;
	opacity: 1;
	-webkit-transition: all .5s;
	-o-transition: all .5s;
	transition: all .5s;
}
.aboutus_wrap .video_modal .video_cont .start_btn.start{
	opacity: 0;
}

@media screen and (min-width: 768px) and (max-width: 1200px){
	.aboutus_wrap .ttl{
		padding-left: 5.1rem;
	}
}

@media screen and (max-width: 767px){
	.aboutus_wrap{
		padding-top: 12rem;
	}
	.aboutus_wrap .ttl{
		font-size: 5rem;
		width: 86.8%;
		height: 27.6rem;
		padding: 3.2rem 0 0 0;
		margin-bottom: 16rem;
		line-height: 1.4;
	}
	.aboutus_wrap .maintenance_cont .ttl{
		height: 27.6rem;
		margin: 0 0 16rem auto;
		padding-left: 4rem;
	}
	.aboutus_wrap .maintenance_cont .ttl::before{
		left: 4rem;
	}
	.aboutus_wrap .ttl::after{
	    border-width: 27.6rem 0 0 9.5rem;
	    right: -9.4rem;
	}
	.aboutus_wrap .maintenance_cont .ttl::after{
		border-width: 0 0 27.6rem 9.5rem;
		left: -9.4rem;
	}
	.aboutus_wrap .ttl .sub_ttl{
		font-size: 2.8rem;
		margin-top: 4.8rem;
	}
	.aboutus_wrap .aboutus_list{
		margin-bottom: 24rem;
	}
	.aboutus_wrap .aboutus_list li{
		width: 100%;
		padding: 0;
	}
	.aboutus_wrap .aboutus_list li:nth-of-type(n+2){
		margin-top: 12rem;
	}
	.aboutus_wrap .aboutus_list li .aboutusdetail_ttl{
		font-size: 4.8rem;
		line-height: 1.2;
	}
	.aboutus_wrap .aboutus_list li .lead{
		font-size: 2.8rem;
		margin: 4.8rem auto 2.8rem;
	}
	.aboutus_wrap .aboutus_list li .type{
		font-size: 2.4rem;
		margin-bottom: 4.8rem;
	}
	.aboutus_wrap .aboutus_list li .support{
		font-size: 3.6rem;
		padding-top: 3.16rem;
		font-weight: 600;
		margin-bottom: 1rem;
	}
	.aboutus_wrap .aboutus_list li .video_btn a{
		font-size: 3.6rem;
	}
	.aboutus_wrap .aboutus_list li .video_btn a::before,
	.aboutus_wrap .aboutus_list li .video_btn a::after{
	    width: 4.2rem;
	    bottom: .8rem;
	    right: -6.2rem;
	}
	.aboutus_wrap .aboutus_list li .video_btn a::after{
		width: 2.4rem;
	    bottom: 1.4rem;
	}
	.aboutus_wrap .video_modal .video_cont{
		width: 100%;
	}
	.aboutus_wrap .video_modal .video_cont .start_btn{
		position: absolute;
		width: 8.4rem;
		left: 0;
		right: 0;
		margin: auto;
		display: -webkit-box;
		display: -ms-flexbox;
		display: flex;
		-webkit-box-align: center;
		    -ms-flex-align: center;
		        align-items: center;
		-webkit-box-pack: center;
		    -ms-flex-pack: center;
		        justify-content: center;
		opacity: 1;
		-webkit-transition: all .5s;
		-o-transition: all .5s;
		transition: all .5s;
	}
}