@charset "UTF-8";


.contents{
	margin-top: 0;
}

.contents-main{
	width: auto;
	max-width: 940px;
}

.oh-title{
	background-image: url(/corporate/technology/rd/openhouse/openhouse2023/images/h1img.png);
	background-size: cover;
	background-position: top;
}

.oh-title .nav-breadcrumb{
	margin: auto;
	padding-top: 20px;
	color: rgb(0,0,52);
}
.nav-breadcrumb a{
	color: rgb(0,0,52);
}

.oh-title .tit-cmn-lv1{
	display: block;
	width: 940px;
	margin: 15px auto;
    color: rgb(0,0,52);
	border: none;
}

.oh-kv-box{
	position: relative;
	max-width: 100%;
	padding-top: 56.3%;
	margin-bottom: 20px;
}

.oh-kv-img{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50% , -50%);
	opacity: 0;
	z-index: 0;
	animation: change-img-anim 20s infinite;
}

.oh-kv-img:nth-of-type(1) {
	animation-delay: 0s;
}

.oh-kv-img:nth-of-type(2) {
	animation-delay: 10s;
}

@keyframes change-img-anim {
	0%{ opacity: 1;}
	50%{ opacity: 1;}
	60%{ opacity: 0;
		 z-index: 10;}
	100%{ opacity: 0;}
}

p.teaser{
	font-size: 20px;
	font-weight: bold;
	text-align: center;
}

.oh-bnr{
	display: flex;
	justify-content: space-around;
	margin-top: 100px;
}

.oh-bnr .col2,
.oh-ex .col2{
	width: 460px;
	max-width: 100%;
}

.oh-bnr .col2 .mod-cmn-bnr{
	max-width: 460px;
}

.oh-bnr .col2 .mod-cmn-bnr img{
	max-width: 460px;
}

.oh-bnr .link-cmn-bnr{
	min-height: auto;
}

.oh-bnr .link-cmn-bnr:after{
	min-height: auto;
}

.oh-scale img.oh-scale_inner{
	transform: scale(1.0);
	border-radius: 10px;
	transition: all 0.2s ease;
	max-width: 100%;
}

.oh-scale:hover img.oh-scale_inner{
	transform: scale(1.2);
}

.oh-scale .img-cmn-border-hover:hover:before{
	border-radius: 10px;
}

.oh-scale{
	border-radius: 10px;
	overflow: hidden;
}

.oh-scale .img-cmn-border-hover{
	overflow: hidden;
	border-radius: 10px;
}

.oh-wstxt{
	max-width: 700px;
	margin: 0 auto;
}

.oh-wsname {
  text-align: right;
}

.oh-wsname span {
  display: inline-block;
  text-align: left;
}

.grid-cmn .col3.oh-image{
	position: relative;
	transition: all 0.2s ease;
	height: 295px;
	width: 295px;
}
.grid-cmn .col3.oh-arch-image{
	width: 300px;
}

.oh-image .img-cmn-border-hover{
    display: inline-block;
    overflow: hidden;
    border-radius: 10px;
}

.grid-cmn .col3.oh-image .oh-image_img img{
	transform: scale(1.0);
	border-radius: 10px;
	transition: all 0.2s ease;
	max-width: 100%;
	height: 295px;
    object-fit: cover;
}

.grid-cmn .col3.oh-arch-image .oh-arch-image img{
	max-width: 100%;
}

.grid-cmn .col3.oh-image .oh-image_img img.ico-cmn-bnr{
	height: auto;
}

.grid-cmn .col3.oh-image:hover .oh-image_img img{
	transform: scale(1.2);
}

.oh-image_txt{
    padding: 15px;
    width: 100%;
	height: 100%;
    color: rgb(0,0,52);
	background-image: linear-gradient(180deg, transparent 0 70%, rgba(255,255,255,0.75) 100%);
	position: absolute;
    bottom: 0;
	transition: all 0.2s ease;
	text-align: left;
	display: flex;
    align-items: flex-end;
	justify-content: center;
}

.oh-image_title{
	font-weight: bold;
	font-size: 1.25em;
	text-align: center;
}

.oh-image:hover .oh-image_txt{
	background-image: linear-gradient(180deg, transparent 0 40%,rgba(255,255,255,0.9) 65%, rgba(255,255,255,0.9) 95%);
}

body.smt .oh-image_txt{
	background-image: linear-gradient(180deg, transparent 0 40%,rgba(255,255,255,0.9) 65%, rgba(255,255,255,0.9) 95%);
}

.tit-cmn-lv2.oh-h2{
	text-align: center;
	margin-top: 50px;
	font-size: 180%;
}

p.catch{
	font-size: 1.5em;
	margin: 2em 0;
}

.oh-enquete{
	display: inline-flex;
	align-items: center;
	float: right;
}

.oh-enquete p{
	padding: 0 1em;
}

.btn-cmn[target="_blank"]{
	background: #fff url(/english/images_osp/common/ico/ico_arrow_r01.png) no-repeat 12px center;
    background-size: 6px;
}

@media screen and (max-width: 767px){

.oh-title{
	padding: 5px 0;
}

.oh-title .tit-cmn-lv1{
	width: auto;
	margin: 10px;
}
	
.tit-cmn-lv2.oh-h2{
	margin-top: 25px;
}

.oh-bottun_box{
	display: flex;
    align-items: center;
	flex-direction: column;
}

.oh-bottun_content{
	margin: 10px auto;
	z-index: 1;
}

.oh-bottun_content:before{
	z-index: -1;
}

.oh-bnr{
	display: block;
	margin-top: 50px;
}

.oh-bnr .col2{
	width: auto;
}
	
.oh-bnr .col2,
.oh-ex .col2{
	width: auto;
}

.oh-bnr .col2 .mod-cmn-bnr{
	max-width: none;
}
	
	.grid-cmn .col3.oh-image{
		margin: 20px auto;
	}

	.grid-cmn .col3.oh-arch-image{
		margin: 20px auto;
	}
}

@media screen and (min-width: 768px){
	
	.btn-cmn.s-image span.btn2nd-txt{
		width: 319px;
	}
}