/* BASIC css start */
.diheir{overflow: hidden; width: 100%;}

.mp4_wrap > div{padding:56.25% 0 0 0;position:relative;}
.mp4_wrap > div iframe{top: 0; left: 0; width: 100%; height: 100%; position: absolute;}

.diheir_wrap_01 {padding:150px 0;}
.diheir_wrap_01 >*{text-align: center; display: block;}
.diheir_wrap_01 .tit{display: block; margin-bottom: 20px;}
.diheir_wrap_01 .tit1 {margin-bottom:7px; font-size:50px; font-weight:700; line-height:1;}
.diheir_wrap_01 .sub-tit{font-size: 30px; margin-bottom: 90px; font-weight: 600;}
.diheir_wrap_01 .sub-tit1{font-size: 25px; margin-bottom: 64px; font-weight: 600; line-height:45px;}
.diheir_wrap_01 .desc strong{font-size: 24px; font-weight: 400; margin-bottom: 36px; display: block;}
.diheir_wrap_01 .desc p{font-size: 25px; font-weight: 500; line-height: 1.6;}
.diheir_wrap_01 .desc p:not(:last-of-type){margin-bottom: 50px;}

.diheir_wrap_02{background:#FAf9f9; padding: 0 0 200px;}
.diheir_wrap_02 h2 {padding:120px 0; font-size:50px; font-weight:700; color:#000; text-align:center;}
.diheir_wrap_02 .flex_wrap {display:flex; width:100%;}
.diheir_wrap_02 .flex_wrap > div {width:100%;}
.diheir_wrap_02 .flex_wrap > div img {width:100%;}
.diheir_wrap_02 .flex_wrap .desc {padding:0 135px;}
.diheir_wrap_02 .flex_wrap .desc h4 {font-size:50px; font-weight:700; margin-bottom:9px; line-height:1;}
.diheir_wrap_02 .flex_wrap .desc p {font-size:25px; font-weight:400; line-height:45px;}
.diheir_wrap_02 .flex_wrap .desc h4.last {margin-top:80px;}
.diheir_wrap_02 .flex_wrap.reverse {margin-top:150px;}
.diheir_wrap_02 .flex_wrap.reverse .desc {text-align:right;}

.diheir_wrap_03 {padding:150px 0; text-align: center;}
.diheir_wrap_03 h2 {font-size:50px; font-weight:700; color:#000; text-align:center; margin-bottom:20px;}
.diheir_wrap_03 p{font-size: 25px; line-height: 30px; color:#666; font-weight: 500;}
.diheir_wrap_03 .video_wrap {width:1000px; margin:80px auto; padding-bottom:32.25%; position:relative;}
.diheir_wrap_03 .video_wrap iframe {border:0; position:absolute; top:0; left:0; width:100%; height:100%;}
.diheir_wrap_03 .desc span{display:block; margin-bottom:28px; font-size:25px; line-height:45px;}

.diheir_wrap_04  {width:1120px; margin:0 auto; padding:0 0 150px;}
.diheir_wrap_04 .title {display:flex; align-items:center; justify-content:space-between; margin-bottom:50px;}
.diheir_wrap_04 .title h2 {font-size:25px; line-height:40px;}
.diheir_wrap_04 .title a {display:inline-block; padding:0 50px; line-height:50px; font-size:20px; font-weight:500; background:#C1C3AB; color:#000; border-radius:5px; }
.diheir_wrap_04 .addr {margin-top:50px; text-align:right;}
.diheir_wrap_04 .addr b {font-size:30px; font-weight:600; line-height:1; margin-bottom:10px; display:block;}
.diheir_wrap_04 .addr p {font-size:20px; line-height:30px; font-weight:400; }

/* BASIC css end */