/* common
---------------------------------------------------------- */
.bx_wrap {
	padding: 20px;
	background-color: #fff;
	border-radius: 10px;
	-webkit-border-radius: 10px;
	-moz-border-radius: 10px;
	-ms-border-radius: 10px;
	-o-border-radius: 10px;
}

/* mv_top
---------------------------------------------------------- */
#mv_top {
	position: relative;
	height: calc(100vh - 281px);
	overflow: hidden;
}
#mv_top .slider li {
	position: relative;
	height: calc(100vh - 365px);
	z-index: 9;
}
#mv_top .slider li::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	bottom: 0;
	width: 50%;
	background-size: cover;
	background-repeat: no-repeat;
	background-position: center;
}
#mv_top .slider li#slide01::before {
	background-image: url(../img/index/slide01.jpg);
}
#mv_top .slider li#slide02::before {
	background-image: url(../img/index/slide01.jpg);
}
#mv_top .slider li#slide03::before,
#mv_top .slider li#slide04::before {
	left: unset;
	right: 0;
}
#mv_top .slider li#slide03::before {
	background-image: url(../img/index/slide03.jpg);
}
#mv_top .slider li#slide04::before {
	background-image: url(../img/index/slide04.jpg);
}
#mv_top .slider li .mv_text {
	display: none;
}
#mv_top .mv_text_wrap {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
}
#mv_top .mv_text {
	position: absolute;
	top: 0;
	right: 0;
	bottom: 85px;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	width: 50%;
	z-index: -1;
	padding: 0 30px;
    box-sizing: border-box;
}
#mv_top .mv_text span {
	display: block;
	font-size: 25px;
	white-space: nowrap;
	overflow: hidden;
	width: 100%;
	opacity: 0;
	transition: all .3s ease;
	-webkit-transition: all .3s ease;
	-moz-transition: all .3s ease;
	-ms-transition: all .3s ease;
	-o-transition: all .3s ease;
	font-weight: normal;
}
#mv_top .mv_text span strong{
	font-weight: 900;
	position: relative;
}
#mv_top .mv_text span strong::before{
	content: "";
	position: absolute;
	bottom: -5px;
	left: 0;
	right: 0;
	background: #63afce;
	height: 5px;
	width: 100%;
}
#mv_top .mv_text span.show {
	opacity: 1;
	animation: mv_text 1.8s steps(70);
	-webkit-animation: mv_text 1.8s steps(70);
}
#mv_top .mv_text02 {
	left: 0;
	right: unset;
}
#mv_top .mv_text02 span {
	animation-delay: 6.8s;
}

@keyframes mv_text {
	0% {
		width: 0;
	}
}

/* introduction
---------------------------------------------------------- 
#introduction {
	padding: 120px 0;
	background: url(../img/index/bg_intro.jpg) no-repeat center / cover;
}
#introduction p {
	color: #fff;
	font-size: 18px;
	font-family: "ヒラギノ角ゴPro", "Hiragino Kaku Gothic Pro", sans-serif;
	text-align: center;
}*/
/* intro
---------------------------------------------------------- */
#intro {
	padding: 120px 0;
	background: url(../img/index/bg_intro.jpg) no-repeat center / cover;
}
#intro .case{
	color: #fff;
	text-align: center;
}
#intro .case .emp_txt{
	font-size: 28px;
	margin-bottom: 27px;
}
#intro .case p{
	font-weight: normal;
}
.btn02{
	background-color: #fff;
	color: #004492;
}
.btn02::before{
	background: #004492;
}
.btn02:hover{
	background-color: #004492;
	border-color: #fff;
	color: #fff;
}
.btn02:hover::before{
	background: #fff;
}
/* about
---------------------------------------------------------- */
#about .case{
	font-weight: normal;
	text-align: center;
}
#about .case .emp_txt{
	font-weight: bold;
	font-size: 22px;
	margin-bottom: 15px;
}
/* technology
---------------------------------------------------------- */
#technology .tech_list{
	display: flex;
	flex-wrap: wrap;
	gap: 2%;
}
#technology .tech_list li{
	width: 49%;
	background: #fff;
	padding: 16px 10px;
	box-sizing: border-box;
	font-size: 20px;
	text-align: center;
	margin-bottom: 2%;
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 90px;
}
#technology .txt_center{
	text-align: center;
	margin-bottom: 20px;
	font-weight: normal;
}
#technology .case02{
	display: flex;
	flex-wrap: nowrap;
	gap: 38px;
	margin-top: 30px;
}
#technology .case02 .tit_tech{
	background: #fff;
	text-align: center;
	padding: 20px 10px;
	font-size: 18px;
	font-weight: normal;
}
#technology .case03{
	padding: 40px;
	background: #fff;
	margin-top: 40px;
	font-weight: normal;
}
.tag_list{
	overflow: hidden;
	margin-bottom: 20px;
}
.tag_list li{
	display: block;
	float: left;
	position: relative;
	padding: 9px 20px 9px 40px;
	background: #f3f6f8;
	margin: 0 8px 8px 0;
	font-weight: normal;
}
.tag_list li::before{
	content: "";
	position: absolute;
	top: 21px;
	left: 20px;
	background: #004492;
	width: 5px;
	height: 5px;
}
/* concerns
---------------------------------------------------------- */
.txt_center{
	text-align: center;
	font-weight: normal;
}
#concerns{
	font-weight: normal;
}
#concerns .concern_case{
	display: flex;
	flex-wrap: wrap;
	gap: 40px;
	justify-content: center;
	margin: 35px 0;
}
#concerns .concern_case .pack{
	border: 1px solid #ddd;
	padding: 5px;
	position: relative;
	max-width: 406px;
	box-sizing: border-box;
}
#concerns .concern_case .pack::before,
#concerns .concern_case .pack::after{
	content: "";
	position: absolute;
	width: 30px;
	height: 30px;
}
#concerns .concern_case .pack::after{
	border-right: 1px solid #004492;
	border-bottom: 1px solid #004492;
	bottom: -1px;
	right: -1px;
}
#concerns .concern_case .pack::before{
	border-top: 1px solid #004492;
	border-left: 1px solid #004492;
	top: -1px;
	left: -1px;
}
#concerns .concern_case .pack .pack_wrap{
	border: 1px solid #ddd;
	padding: 20px 30px;
	height: 100%;
	box-sizing: border-box;
}
#concerns .concern_case .pack .pack_wrap p{
	padding-top: 55px;
	background: url(../img/index/ico_check.png) no-repeat top center;
	background-size: 36px;
	font-size: 18px;
	font-weight: normal;
	text-align: center;
}
#concerns .case p{
	margin-bottom: 20px;
}
/* products
---------------------------------------------------------- */
.tab_nav {
	margin-bottom: 70px;
}
#products {
	font-weight: normal;
}
#products .yt_wrap .tit_wrap {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 15px;
}
#products .yt_wrap .tit_wrap .tit_products {
	font-size: 24px;
	font-weight: bold;
}
#products .yt_wrap .tit_wrap .yt_link {
	display: block;
	max-width: 120px;
	width: 100%;
}
#products iframe {
	height: 550px;
	width: 100%;
}
#products .prod_case{
	background: #fff;
	padding: 40px;
	margin-bottom: 40px;
}
#products .prod_case:last-of-type{
	margin: 0;
}
#products .prod_img_list{
	display: flex;
	flex-wrap: nowrap;
	gap: 60px;
	margin-bottom: 30px;
}
#products h4{
	text-align: center;
	margin: 40px 0 20px;
	font-size: 20px;
}
.tit_prod{
	font-size: 26px;
	margin-bottom: 40px;
}
.tit_prod span{
	padding: 2px 17px;
	color: #fff;
	margin-right: 20px;
	background: #004492;
	display: inline-block;
}
#products .prod_pack_list{
	display: flex;
	flex-wrap: nowrap;
	gap: 60px;
	margin: 40px 0;
}
#products .prod_pack_list .item{
	width: 50%;
}
#products .prod_pack_list .tit_prod02{
	text-align: center;
	font-weight: bold;
	margin-bottom: 20px;
	font-size: 20px;
}
#products .prod_pack_list img{
	margin-bottom: 25px;
}
@media screen and ( max-width : 1200px ) {
	/* mv_top
	---------------------------------------------------------- */
	#mv_top .mv_text span {
		font-size: 140%;
	}
}

@media screen and ( max-width : 980px ) {
	/* mv_top
	---------------------------------------------------------- */
	#mv_top {
		margin-top: 85px;
	}
	#mv_top,
	#mv_top .slider li {
		height: 600px;
	}
	#mv_top .slider li .mv_text {
		display: flex;
	}
	#mv_top .mv_text {
		bottom: 0;
		width: 80%;
		height: 50%;
	}
	#mv_top .mv_text_wrap {
		display: none;
	}
	#mv_top .mv_text01 {
		top: unset;
		left: 0;
		margin: auto;
		z-index: 9;
	}
	#mv_top .mv_text02 {
		right: 0;
		top: unset;
		margin: auto;
	}
	#mv_top li .mv_text {
		top: unset;
		left: 0;
		right: 0;
		width: 100%;
	}
	#mv_top .mv_text span {
		font-size: 140%;
	}
	#mv_top .slider li::before {
		top: 0;
		width: 100%;
		height: 50%;
	}

	@keyframes mv_text01-hide {
		0% {
			opacity: 0;
		}
		100% {
			opacity: 1;
		}
	}
}

@media screen and ( max-width : 768px ) {
	/* mv_top
	---------------------------------------------------------- */
	#mv_top {
		margin-top: 80px;
	}
	#mv_top .mv_text span {
		font-size: 120%;
	}

	/* introduction
	---------------------------------------------------------- */
	#intro {
		padding: 50px 0;
	}
	#intro .case .emp_txt{
		font-size: 120%;
	}

	/* about
	---------------------------------------------------------- */
	#about .case .emp_txt{
		font-size: 115%;
	}
	/* technology
	---------------------------------------------------------- */
	#technology .tech_list li{
		font-size: 115%;
		min-height: 0;
	}
	#technology .case02{
		gap: 10px;
	}
	#technology .case02 .tit_tech{
		font-size: 105%;
		padding: 8px 10px;
	}
	#technology .case03{
		padding: 15px;
		margin-top: 20px;
	}
	.tag_list{
		margin-bottom: 10px;
	}
	.tag_list li{
		padding: 6px 10px 6px 30px;
	}
	.tag_list li::before{
		top: 17px;
		left: 15px;
	}
	/* concerns
	---------------------------------------------------------- */
	#concerns .concern_case{
		gap: 2%;
		margin: 20px 0;
	}
	#concerns .concern_case .pack{
		width: 32%;
		margin-bottom: 2%;
	}
	#concerns .concern_case .pack .pack_wrap p{
		padding-top: 30px;
		font-size: 105%;
		background-size: 26px;
	}
	#concerns .concern_case .pack .pack_wrap{
		padding: 20px 15px;
	}
	/* products
	---------------------------------------------------------- */
	#products .prod_case{
		padding: 20px;
		margin-bottom: 20px;
	}
	.tit_prod{
		font-size: 120%;
		margin-bottom: 20px;
	}
	#products h4{
		font-size: 110%;
		margin: 20px 0 10px;
	}
	#products .prod_img_list{
		gap: 10px;
	}
	#products .prod_pack_list{
		gap: 10px;
		margin: 20px 0;
	}
}

@media screen and ( max-width : 640px ) {
	/* mv_top
	---------------------------------------------------------- */
	#mv_top,
	#mv_top .slider li {
		height: 400px;
	}
	#mv_top .mv_text span {
		font-size: 90%;
	}

	/* introduction
	---------------------------------------------------------- */
	#intro {
		padding: 40px 0;
	}
	#intro .case .emp_txt{
		font-size: 110%;
		text-align: left;
	}
	/* about
	---------------------------------------------------------- */
	#about .case p:last-child{
		text-align: left;
	}
	/* technology
	---------------------------------------------------------- */
	#technology .tech_list{
		gap: 0;
	}
	#technology .tech_list li{
		font-size: 105%;
		min-height: 0;
		width: 100%;
		margin: 0 0 10px;
	}
	#technology .tech_list li:last-child{
		margin-bottom: 0;
	}
	#technology .case02{
		flex-wrap: wrap;
		gap: 20px;
	}
	#technology .txt_center{
		text-align: left;
	}
	#technology .txt_center br{
		display: none;
	}
	/* concerns
	---------------------------------------------------------- */
	#concerns .concern_case{
		gap: 2%;
		flex-wrap: wrap;
		margin: 20px 0;
	}
	#concerns .concern_case .pack{
		width: 100%;
		margin-bottom: 2%;
	}
	#concerns .concern_case .pack .pack_wrap p{
		font-size: 100%;
	}
	#concerns .case p{
		margin-bottom: 10px;
	}
	#concerns .txt_center{
		text-align: left;
	}
	/* products
	---------------------------------------------------------- */
	#products .prod_case{
		padding: 15px;
		margin-bottom: 10px;
	}
	.tit_prod{
		font-size: 110%;
		margin-bottom: 12px;
	}
	#products h4{
		font-size: 100%;
	}
	#products .prod_img_list{
		flex-wrap: wrap;
	}
	#products .prod_pack_list{
		flex-wrap: wrap;
	}
	#products .prod_pack_list .item{
		width: 100%;
	}
	#products .prod_pack_list .tit_prod02{
		font-size: 110%;
	}
}