.sub_visual{
	width:100%;
	height:700px;
	overflow:hidden;
	position:relative;
	display: flex;
    align-items: center;
    justify-content: center;
}
.sub_visual_wrap{
	width:100%;
	height:100%;
	background-repeat:no-repeat;
	background-position:center center;
	background-size:cover;
	position:absolute;
	left:50%; top:50%;
	transform:translate(-50%,-50%) scale(1.3);
	transition: transform 1s ease-in-out;
	z-index:-1;
}
.sub_visual_wrap.on{
	transform:translate(-50%,-50%) scale(1);
}
.sub_visual_txt{
    max-width: 1600px;
    width: 100%;
    padding: 0 50px;
    color: #fff;
    font-size: 3.8em;
    font-weight: 800;
	text-align:center;
}
.sub_visual_txt span{
	display:block;
	font-weight:400;
	font-size:0.3em;
	padding-top:8px;
}
.sub_nav{
	display: flex;
    justify-content: center;
}
.sub_nav ul{
	display:flex;
	justify-content: center;
    align-items: center;
	padding:6px 6px;
	background:rgba(255,255,255,0.4);
	border-radius:30px;
	margin-top:40px;
}
.sub_nav ul li{
	display:flex;
	justify-content: center;
    align-items: center;
}
.sub_nav ul li.active{
	background:#fff;
	border-radius:30px;
}
.sub_nav ul li.active a{
	font-weight:800;
}
.sub_nav ul li a{
	display: block;
    padding: 0.6em 1.2em;
    font-size: 1em;
    line-height: 1.6em;
    font-weight: 700;
    color: rgb(0, 0, 0);
	font-weight:700;
}
.about_top{
	background-image:url('../img/about_top.png');
}
.business_top{
	background-image:url('../img/business_top2.png');
}
.community_top{
	background-image:url('../img/community_top.png');
}
.customer_top{
	background-image:url('../img/customer_top.png');
}


.sub_big_tit{
	font-size:2.5em;
    text-align: center;
    margin: 0 auto;
	margin-bottom:70px;
    font-weight: 700;
    color: #222;
    line-height: 1.45;
}

.sub_small_tit{
	font-size:1.8em;
    text-align: center;
    margin: 60px auto;
    font-weight: 700;
    color: #222;
    line-height: 1.45;
}

.animate_img{
	position:relative;
	width:30%;
	margin:0 auto;
	overflow:hidden;
	padding-top:40%;
	transition: width 1.7s ease-in-out;
}
.animate_img_inner{
	position: absolute;
    left: 0%;
    top: 0%;
    width: 100%;
    height: 100%;
}
.animate_img_inner img {
    position: absolute;
    left: 0%;
    top: 0%;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* greetings */
.greetings_txt{
	max-width: 1300px;
    width: 100%;
    margin: 0 auto;
    padding: 80px 50px 0 50px;
    font-size: 1.25em;
    color: #222;
    line-height: 1.7;
}
.greetings_txt p{
	display:block;
	word-break:keep-all;
	padding-bottom:30px;
}
.greetings_txt p:last-child{
	text-align:right;
	padding-top:10px;
	font-size:1em;
}
.greetings_txt p:last-child span{
	font-weight:700;
	font-size:1.2em;
	padding-left:15px;
}

/* client */
.client{
	background:#f8f8f8;
}
.client_wrap{
	display: flex;
    flex-wrap: wrap;
}
.client_img{
	width:calc(100% / 4);
	padding:25px 15px 35px 15px;
	display:flex;
	flex-direction: column;
    align-items: center;
	font-size:1.1em;
	font-weight:600;
}
.client_img img{
	width:100%;
	display:block;
	margin:0 auto;
	margin-bottom:20px;
}

/*patents*/
.patents{
}
#patents {
  display: flex;
  flex-wrap: wrap;
}

#patents:hover > .patents_img::after {
  opacity: 1;
}

.patents_img {
  width:calc(100% / 4);
  padding:25px 25px 70px 25px;
  display:flex;
  flex-direction: column;
  font-size:1.1em;
  position: relative;
}

.patents_img img{
	width:100%;
	border:1px solid #c5d5e3;
}
.patents_info{
	padding-bottom: 10px;
    text-align: left;
    font-size: 1.1em;
    font-weight: 600;
}

/* management policy */
.management_policy{
	/* background:url('../img/mp_bg.png')no-repeat center center / cover; */
}
.mp_top{
	margin-bottom:150px;
}
.mp_top img{
	display:block;
	width:100%;
}
.mp_wrap{
	width:100%;
	display:Flex;
}
.mp_item{
	position:relative;
	width:50%;
	height:500px;
	transition:ease 1s;
}
.mp_box{
	height:100%;
	width:55%;
	position:absolute;
	display:flex;
	padding:3rem;
	color:#fff;
	border-radius:15px;
}
.mp_box1{
	background:#222;
	left:0;
	transition:ease 1s;
}
.mp_box2{
	background:#0059bb;
	right:0;
	transition:ease 1s;
}
.mb_box_in{
	display:flex;
	flex-direction: column;
    justify-content: space-between;
}
.mb_box_in img{
	width:30px;
	opacity:0.5;
	display:block;
	margin-bottom:30px;
}
.mp_box1 img{
	width:22px;
}
.mb_box_in p{
	font-size:2em;
	display:block;
}

.mb_box_in span{
	font-size:1.3em;
	line-height:1.6;
	display:block;
	opacity:0.8;
}

.mp_item.on > .mp_box1{
	left:48%;
}
.mp_item.on > .mp_box2{
	right:48%
}


/* history */

:root {
  --color-black: black;
  --color-white: white;
  --color-grey: #888;
  --sticky-top-pos: 30vh;
  --buffer: 5rem;
}

.timeline__wrap{
	width: 100%;
    display: flex;
    align-items: flex-start;
}
.timeline__nav{
	position: sticky;
    top: 150px;
    width: 30%;
}
.timeline__nav ul li{
	padding:8px 0;
	font-size:1.4em;
}
.timeline__nav ul li a{
	font-family: "Montserrat", sans-serif;
	color:#888;
}
.timeline__nav ul li:hover a{
	color:#111;
}

.timeline {
  width:70%;
   color: #222;
   padding-bottom:18%;
   padding-top:40px;
}

.timeline__section {
  display: flex;
  align-items: start;
  position: relative;
}

.timeline__left {
  font-size: 3rem;
  text-align: right;
  text-transform: uppercase;
  width:20%;
}
.timeline__date > div{
	margin-top:-18px;
	font-family: "Montserrat", sans-serif;
	padding-right:40px;
}

.timeline__left,
.timeline__middle,
.timeline__tracker {
  position: sticky;
  top: var(--sticky-top-pos);
 /*  margin-bottom: var(--buffer); */
}

.timeline__left,
.timeline__middle {
  /* margin-bottom: var(--buffer); */
}

.timeline__right {
  background: rgb(255, 255, 255);
  background: linear-gradient(
    180deg,
    rgba(105, 182, 250, 1) 0%,
    rgba(105, 182, 250, 1) 0%,
    rgba(128, 128, 128, 1) 0%,
    rgba(128, 128, 128, 1) 100%
  );
}
.timeline__section::last-child .time__right{
	background:none !important;
}

.timeline__right > div {
  background-color: #fff;
  padding:40px 40px 40px 45px;
  margin-left: 4px;
}


.timeline__bullet {
  --bullet-dims: 20px;
  background-color: #69B6FA;
  box-shadow: 0 0 0px 8px rgba(108, 182, 250, 0.2);
  width: var(--bullet-dims);
  height: var(--bullet-dims);
  border-radius: 99999%;
  transform: translateX(calc(var(--bullet-dims) / 2 + 2px));
  float: right;
}
.timeline__content {
  font-size: 1.2rem;
  color: #ddd;
  transition: color 1s cubic-bezier(0, 0.39, 0.58, 1);
}
.timeline__content p{
	padding:12px 0;
}
.timeline__content p span{
	padding:4px 0;
	font-family: "Montserrat", sans-serif;;
	padding-right:30px;
}

.animate-on-scroll {
  color: #111;
}

/* business */

.business_wrap{
	display:flex;
	position:relative;
	align-items: flex-start;
	margin-bottom:180px;
}
.business_wrap:last-child{
	margin-bottom:50px;
}
.business_tit{
	width:30%;
	position:sticky;
	top:150px;
}
.business_tit p{
	font-size: 2.5em;
    font-weight: 700;
}
.business_tit p span{
	font-size: 0.4em;
    display: block;
    font-weight: 500;
    padding-bottom: 10px;
}

.business_info{
	padding: 30px 5px 80px 5px;
    font-size: 1.4em;
    color: #333;
    line-height: 1.6;
}
.business_con{
	width:70%;
}
.business_img{
	display:flex;
	flex-wrap:wrap;
}
.business_img p{
	font-size:1.3em;
	font-weight:700;
	padding:50px 0 15px 0;
}
.business_img div:nth-child(1) p,
.business_img div:nth-child(2) p{
	padding-top:0;
}
.business_img div{
	width:calc(100%/2);
	padding:5px 5px;
}
.business_img div img{
	width:100%;
}

/* location */
.location_wrap{
	background:#f8f8f8;
}
.location > .inner{
	padding: 150px 50px 0 50px;
}
.location_txt{
	display:flex;
	padding:0 0 30px 0;
	gap:3rem;
	align-items: center;
}
.location_name{
	font-size:2em;
	font-weight:700;
}
.location_info{
	display:flex;
	gap:2rem;
}
.location_info p{
	font-size:1.2em;
	padding:10px 0;
	color:#222;
	display: flex;
    align-items: center;
}
.location_info p img{
	width:15px;
	display:inline-block;
	margin-right:10px;
}

#map{
	width:100%;
	height:500px;
	border:1px solid #ccc;
}

.board_inner{
	max-width:1600px;
	width:100%;
	padding:150px 50px;
	margin:0 auto;
}
.board_tit{
	font-size:1.3em;
	padding-bottom:30px;
}


@media screen and (max-width:1400px){
	.inner, .board_inner {
		padding:130px 40px;
	}
	.business_info{
		font-size:1.2em;
	}
	.business_tit p{
		font-size:2.2em;
	}
	.sub_big_tit{
		font-size:1.8em;
	}
	.greetings_txt {
		font-size:1.1em;
	}
	.sub_small_tit{
		margin:40px auto;
	}
	.mp_box{
		width:60%;
	}
	.mp_item{
		height:450px;
	}
	.mp_item.on > .mp_box1{
		left:42%;
	}
	.mp_item.on > .mp_box2{
		right:42%;
	}
	.timeline__content{
		font-size:1.1em;
	}
	.timeline__left {
		font-size: 2.4rem;
	}
	.timeline__nav{
		width:25%;
	}
	.timeline{
		width:75%;
	}
	.patents_img{
		width: calc(100% / 3);
	}
	.location > .inner {
		padding: 120px 50px 0 50px;
	}
	.location_name{
		font-size:1.5em;
	}
	.location_wrap .inner{
		padding-top: 80px;
	}
}

@media screen and (max-width: 1118px) {
	.inner, .board_inner {
		padding:120px 40px;
	}
	.sub_big_tit {
        font-size: 1.4em;
        margin-bottom: 50px;
    }
	.greetings_txt {
		padding: 50px 50px 0 50px;
	}
	.greetings_txt p:last-child span{
		font-size:1.1em;
	}
	.mp_box {
        width: 75%;
    }
	.mp_item.on > .mp_box1{
		left:28%;
	}
	.mp_item.on > .mp_box2{
		right:28%;
	}
	.client_img{
		width: calc(100% / 3);
		padding: 15px 10px 30px 10px;
	}
	.client_img img{
		margin-bottom:10px;
	}
	.business_wrap{
		display:block;
	}
	.business_tit{
		width:100%;
		position:relative;
		top:0;
	}
	.business_con {
		width: 100%;
	}	
	.sub_visual_txt{
		font-size:3em;
	}
	.sub_visual_txt span{
		font-size:0.43em;
	}
	.sub_nav{
		display:none;
	}
	.footer_wrap{
		flex-direction: column;
	}
	.footer_con {
		flex-direction: column;
	}
	.footer_info {
		padding-left: 0;
		margin:25px 0 30px 0;
	}
	.footer_con span {
		text-align: center;
		padding: 5px 0;
		display: block;
	}
	.quick_menu {
		right:20px;
		bottom:20px;
	}

}

@media screen and (max-width:912px) {
	.inner, .board_inner {
		padding:100px 20px;
	}
	.sub_small_tit{
		font-size:1.4em;
	}
	.mp_top {
		margin-bottom: 100px;
	}
	.mp_item {
        height: 320px;
    }
	.mp_box{
		padding:2rem;
	}
	.mb_box_in p{
		font-size:1.5em;
	}
	.mb_box_in span{
		font-size:1em;
	}
	.timeline__left {
        font-size: 2rem;
    }
	.timeline__date > div{
		padding-right:20px;
	}
	.timeline__bullet{
		--bullet-dims:10px;
	}
	.timeline__nav {
		width:15%;
	}
	.timeline__nav ul li{
		font-size:1.2em;
	}
	.timeline{
		width:85%;
	}
	.patents_img{
		width: calc(100% / 2);
	}
	.location_txt {
		display: block;
	}
	#map{
		height:350px;
	}
}

@media screen and (max-width:768px) {
	.inner, .board_inner {
		padding:100px 20px;
	}
	.sub_big_tit {
		font-size:1.2em;
	}
	.sub_small_tit {
        font-size: 1.2em;
		margin-bottom:20px;
    }
	.greetings_txt{
		font-size:1em;
	}
	.board_tit {
		font-size: 1em;
		padding-bottom: 10px;
	}
	.tbl_head01 thead th{
		font-size:1em;
	}
	.sub_visual_txt{
		font-size:2.4em;
	}
	.timeline__nav{
		display:none;
	}
	.timeline{
		width:100%;
	}
	.timeline__left {
        font-size: 1.4rem;
    }
	.timeline__right > div {
		padding: 40px 0 40px 30px;
		/* max-width: 250px; */
	}
	.business_wrap{
		margin-bottom:100px;
	}
	.business_info{
		font-size:1em;
		padding: 30px 5px 50px 5px;
	}
	.business_tit p{
		font-size:1.4em;
	}
	.business_img p {
		font-size:1em;
		padding: 20px 0 10px 0;
	}
	.business_wrap:last-child{
		margin-bottom:0;
	}
	.quick_menu .main_ecatalog, .quick_menu .main_inquiry {
		width: 70px;
		height: 70px;
	}
	.quick_btn img{
		width:22px;
	}
	.quick_btn p{
		font-size:0.8em;
	}
	.mp_top {
        margin-bottom: 80px;
    }
}


@media screen and (max-width:640px) {
	.client_img {
        width: calc(100% / 2);
		font-size:0.9em;
    }
	.patents_img {
        width: 100%;
    }
	.patents_info{
		font-size:0.9em;
	}
	.location_info{
		display:block;
		padding-top:20px;
	}
	.location_info p {
		font-size: 1em;
		padding: 5px 0 0 0;
	}
	#map{
		height:300px;
	}
	.business_tit p span{
		font-size:0.6em;
	}
	.timeline__right > div {
		padding: 40px 0 40px 30px;
		max-width: 250px;
	}
	
	.timeline__content p span{
		display:block;
	}
	.timeline__right > div p{
		word-break:keep-all;
	}
	.greetings_txt {
        padding: 30px 20px 0 20px;
    }
	.mp_box{
		width:95%;
		padding:2rem 1.2rem;
	}
	.mb_box_in img{
		width:22px;
	}
	.mp_item.on > .mp_box1{
		left:10%;
	}
	.mp_item.on > .mp_box2{
		right:10%;
	}
	.mb_box_in p {
        font-size: 1.3em;
    }
	.mb_box_in span br{
		display:none;
	}
	.mp_item {
        height: 280px;
    }
}