/*-ー----------共通----------------*/
.link_btn3{
	margin: 50px auto;
}

@media screen and (max-width:640px) {
.link_btn3{
	margin: 30px auto;
}
}
/*-ー----------メインビジュアル -----------------*/

#build_kv{
	width: 100%;
	background-image: url(../img/building/main_back.jpg);
	background-repeat: no-repeat;
	background-size: cover;
}
.kv_img{
	width: 1190px;
	margin: 0 auto;
}

.kv_img .movie{
	width: 100%;
	position: relative;
	overflow: hidden;
	height:46vw;
}
.kv_img .movie video{
	height: 100%;
	position: absolute;
	top: 50%;
	left: 50%;
   -webkit-transform: translate(-50%, -50%);
   transform: translate(-50%, -50%);
}

#build_kv img{
	width: 100%;
	height: auto;
	margin: 0 auto;
	display: block; 
}


#build_top{
	margin: 100px 0;
	text-align: center;
}
.top_greet{
	color: #6f5430;
	font-size: 17px;
}
.build_headline{
	color: #2f251b;
	font-size: 50px;
	margin: 15px 0 35px 0;
	line-height: 120%;
	font-weight: bold;
}
.sanm_flag{
	width: 350px;
	margin: 0 auto;
}
.sanm_flag img{
	width:100%;
}
.top_img{
	width:100%;
}
.top_img img{
	width:100%;
	margin: 15px 0 10px 0;
}
.top_caption{
	color: #6b6b6b;
	font-size: 14px;
	text-align: left;
	line-height: 140%;
}


@media screen and (max-width:640px) {
.kv_img{
	width: 100%;
}
.kv_img .movie{
	height:56.3vw;
}
#build_top{
	margin: 50px 0;
}
.top_greet{
	font-size: 14px;
}
.build_headline{
	font-size: 30px;
}
.sanm_flag{
	width: 250px;
	margin: 0 auto;
}
.top_caption{
	font-size: 12px;
}

}


/*-ー----------CONCEPT -----------------*/

.concept{
	margin-top: 105px;
}
.concept_tag{
	background-color: #5db7e8;
	color: #fff;
	font-size: 16px;
	display: inline-block;
	padding: 1px 8px;
	font-size: 15px;
}
.concept_tag span{
	font-weight: bold;
	font-size: 17px;
}
.concept_title{
	display: flex;
	margin: 50px 0 60px 0;
	 align-items: center;
}
.concept_title span{
	color: #dae4f6;
	font-weight: bold;
	font-size: 110px;
	display: inline-block;
	margin-right: 15px;
}
.concept_title .concept_headline{
	font-size: 38px;
	font-weight: bold;
	line-height: 130%;
	letter-spacing: 0.2em;
	color: #11161d;
}
.concept_desc{
	color: #6b6b6b;
	width: 590px;
	margin: 0 auto 60px auto;
}
.concept_img,.concept_img2{
	display: flex;
	justify-content: space-between;
	width: 100%;
}
.concept_img li{
	width: 260px;
}
.concept_img2 li{
	width: 46%;
}
.concept_img li img,.concept_img2 li img{
	width:100%;
}


@media screen and (max-width:640px) {

.concept{
	margin-top: 70px;
}
.concept_title{
	margin: 20px 0 40px 0;
}
.concept_title span{
	font-size: 64px;
	margin-right: 8px;
}
.concept_title .concept_headline{
	font-size: 22px;
	letter-spacing: 0.1em;
}
.concept_desc{
	width: 100%;
	margin: 0 auto 40px auto;
}
.concept_img li{
	width: 33.333%;
}
.concept_img2{
	display: block;
}
.concept_img2 li{
	width: 100%;
	margin-bottom: 5px;
}

}

/*-ー----------quality -----------------*/


#quality{
	margin:150px 0 120px 0;
	width: 100%;
}
#quality_headline{
	font-size: 38px;
	font-weight: bold;
	line-height: 130%;
	letter-spacing: 0.2em;
	color: #11161d;
	text-align: center;
	margin-bottom: 76px;
}
#quality_headline:after{
	content: "";
	border-bottom: solid 4px #d3bea6;
	width: 160px;
	display: block;
	margin: 15px auto 0 auto;
}
#quality_block{
	display: flex;
	flex-wrap: wrap;
}
.quality{
	width: 22%;
	margin-bottom: 50px;
	margin-right: 4%;
}
.quality:nth-child(4n){
	margin-right: 0%;
}
.quality .quality_type{
	width: 100%;
	font-size: 18px;
	padding: 12px 0;
	text-align: center;
	border-top: solid 1px #232323;
	border-bottom: solid 1px #232323;
	margin-bottom: 15px;
}
.quality p{
	text-align: left;
	font-size: 14px;
}
#quality .link_btn3{
	margin-top: 10px
}

@media screen and (max-width:640px) {
	
#quality{
	margin:100px 0 60px 0;
}	

#quality_headline{
	font-size: 22px;
	letter-spacing: 0.1em;
	margin-bottom: 40px;
}
#quality_headline:after{
	width: 140px;
	margin: 12px auto 0 auto;
}
.quality{
	width: 47%;
	margin-bottom: 30px;
	margin-right: 6%;
}
.quality:nth-child(2n){
	margin-right: 0%;
}
.quality .quality_type{
	font-size: 14px;
	letter-spacing: -0.05em;
	padding: 8px 0;
	text-align: center;
	margin-bottom: 10px;
}
.quality p{
	font-size: 12px;
	line-height: 130%;
}
}



#quality_link{
	margin: 80px 0 150px 0;
	display: flex;
	justify-content: center;
}
#quality_link li{ 
	margin: 0 8px;
}
#quality_link .link_btn1 a{
	padding: 20px 0;
}


@media screen and (max-width:640px) {

#quality_link{
	margin: 40px 0 70px 0;
	display: block;
}
}