@media screen and (min-width: 768px) {
  body main.about .bg {
    width: 100%;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
  }
  body main.about .bg .video {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
  }
  body main.about .bg .video video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
  }
}
@media screen and (min-width: 768px) and (aspect-ratio: 1.7777777778), screen and (min-width: 768px) and (min-aspect-ratio: 1.7777777778) {
  body main.about .bg .video video {
    width: 100%;
    min-height: 100%;
  }
}
@media screen and (min-width: 768px) and (max-aspect-ratio: 1.7777777778) {
  body main.about .bg .video video {
    min-width: 100%;
    height: 100%;
  }
}
@media screen and (min-width: 768px) {
  body main.about article section.content .philosophy {
    margin-bottom: 210px;
    padding-top: 100px;
    text-align: center;
  }
  body main.about article section.content .philosophy h2 {
    margin-bottom: 100px;
  }
  body main.about article section.content .philosophy ul {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    gap: 70px;
  }
  body main.about article section.content .philosophy ul li {
    width: calc(33.3% - 46.6666666667px);
  }
  body main.about article section.content .philosophy ul li h3 {
    margin-bottom: 30px;
    line-height: 160%;
    font-size: 18px;
    font-family: "Montserrat";
    font-weight: 600;
  }
  body main.about article section.content .philosophy ul li dl dt {
    margin-bottom: 30px;
    line-height: 160%;
    font-size: 18px;
    font-weight: 700;
  }
  body main.about article section.content .philosophy ul li dl dd {
    text-align: left;
    line-height: 200%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.content .ceo_msg {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
  }
  body main.about article section.content .ceo_msg p.image {
    width: 45.4545454545%;
    aspect-ratio: 500/375;
  }
  body main.about article section.content .ceo_msg p.image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.content .ceo_msg .message {
    margin-bottom: 150px;
    width: 50%;
  }
  body main.about article section.content .ceo_msg .message h2 {
    margin-bottom: 15px;
  }
  body main.about article section.content .ceo_msg .message h2 small, body main.about article section.content .ceo_msg .message h2 span {
    display: block;
  }
  body main.about article section.content .ceo_msg .message h2 small {
    margin-bottom: 15px;
    line-height: 160%;
    font-size: 18px;
    font-family: "Montserrat";
    font-weight: 600;
  }
  body main.about article section.content .ceo_msg .message h2 span {
    line-height: 180%;
    font-size: 30px;
    font-weight: 700;
  }
  body main.about article section.content .ceo_msg .message p.text {
    margin-bottom: 15px;
    line-height: 200%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.content .ceo_msg .message p.name {
    line-height: 200%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.company .vijual {
    width: 100%;
    height: 560px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
  }
  body main.about article section.company .vijual h2 {
    position: relative;
    z-index: 1;
  }
  body main.about article section.company .vijual .bg {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 0;
  }
  body main.about article section.company .vijual .bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.company .company_info {
    padding: 80px 0 100px 0;
  }
  body main.about article section.company .company_info dl {
    margin-bottom: 20px;
    overflow: hidden;
    clear: both;
    line-height: 180%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.company .company_info dl dt {
    width: 180px;
    float: left;
  }
  body main.about article section.company .company_info dl dd {
    margin-left: 200px;
  }
  body main.about article section.company .company_info dl dd a {
    text-decoration: underline;
  }
  body main.about article section.company .company_info dl dd a:hover {
    text-decoration: none;
  }
  body main.about article section.company .company_info dl dd.logos {
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }
  body main.about article section.company .company_info dl dd.logos a {
    width: auto;
    height: 100px;
    display: block;
  }
  body main.about article section.company .company_info dl dd.logos a img {
    width: auto;
    height: 100%;
  }
  body main.about article section.company .officers, body main.about article section.company .advisors, body main.about article section.company .support {
    margin-bottom: 100px;
  }
  body main.about article section.company .officers h3, body main.about article section.company .advisors h3, body main.about article section.company .support h3 {
    margin-bottom: 30px;
    line-height: 180%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.company .officers ul {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
  }
  body main.about article section.company .officers ul li span, body main.about article section.company .officers ul li small {
    display: block;
    text-align: center;
  }
  body main.about article section.company .officers ul li .image {
    margin-bottom: 10px;
    aspect-ratio: 1/1;
  }
  body main.about article section.company .officers ul li .image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.company .officers ul li .job {
    line-height: 180%;
    font-size: 12px;
  }
  body main.about article section.company .officers ul li .name {
    line-height: 180%;
    font-size: 18px;
  }
  body main.about article section.company .advisors ul {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    flex-wrap: wrap;
  }
  body main.about article section.company .advisors ul li {
    width: calc(50% - 20px);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
  }
  body main.about article section.company .advisors ul li p.image {
    width: 150px;
  }
  body main.about article section.company .advisors ul li p.image span {
    display: block;
    text-align: center;
  }
  body main.about article section.company .advisors ul li p.image span.photo {
    margin-bottom: 10px;
    width: 100%;
    aspect-ratio: 1/1;
  }
  body main.about article section.company .advisors ul li p.image span.photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.company .advisors ul li p.image span.name {
    line-height: 180%;
    font-size: 18px;
    font-weight: 500;
  }
  body main.about article section.company .advisors ul li p.info {
    width: calc(100% - 170px);
    line-height: 180%;
    font-size: 13px;
    font-weight: 500;
  }
  body main.about article section.company .support ul.link_list li a {
    background: #F0F0F0;
  }
  body main.about article section.access {
    padding-bottom: 100px;
  }
  body main.about article section.access .map {
    overflow: hidden;
  }
  body main.about article section.access .map h3 {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 5px;
  }
  body main.about article section.access .map h3 span {
    display: block;
    line-height: 32px;
    font-size: 20px;
    font-family: "Montserrat";
    font-weight: 600;
  }
  body main.about article section.access .map h3 a {
    padding-left: 24px;
    position: relative;
  }
  body main.about article section.access .map h3 a:before {
    content: "";
    width: 19px;
    height: 21px;
    display: block;
    background: url("../image/common/icon_map_pin.svg") no-repeat center center/contain;
    position: absolute;
    left: 0;
    top: calc(50% - 10px);
  }
  body main.about article section.access .map h3 a small {
    display: inline-block;
    line-height: 21px;
    font-size: 12px;
    font-family: "Geologica";
    font-weight: 700;
  }
  body main.about article section.access .map p.address, body main.about article section.access .map p.route {
    line-height: 180%;
    font-size: 15px;
  }
  body main.about article section.access .map .google_maps {
    margin-top: 30px;
    margin-bottom: 50px;
    width: 100%;
    aspect-ratio: 1100/550;
    overflow: hidden;
  }
  body main.about article section.access .map .google_maps iframe {
    width: 100%;
    height: 100%;
  }
}
@media screen and (max-width: 767px) {
  body main.about .bg {
    width: 100%;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
  }
  body main.about .bg .video {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
  }
  body main.about .bg .video video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
  }
}
@media screen and (max-width: 767px) and (aspect-ratio: 1.7777777778), screen and (max-width: 767px) and (min-aspect-ratio: 1.7777777778) {
  body main.about .bg .video video {
    width: 100%;
    min-height: 100%;
  }
}
@media screen and (max-width: 767px) and (max-aspect-ratio: 1.7777777778) {
  body main.about .bg .video video {
    min-width: 100%;
    height: 100%;
  }
}
@media screen and (max-width: 767px) {
  body main.about article section.content .philosophy {
    margin-bottom: 100px;
    padding-top: 100px;
    text-align: center;
  }
  body main.about article section.content .philosophy h2 {
    margin-bottom: 75px;
  }
  body main.about article section.content .philosophy ul li {
    margin-bottom: 75px;
  }
  body main.about article section.content .philosophy ul li h3 {
    margin-bottom: 25px;
    line-height: 160%;
    font-size: 15px;
    font-family: "Montserrat";
    font-weight: 600;
  }
  body main.about article section.content .philosophy ul li dl dt {
    margin-bottom: 25px;
    line-height: 160%;
    font-size: 16px;
    font-weight: 700;
  }
  body main.about article section.content .philosophy ul li dl dd {
    text-align: left;
    line-height: 180%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.content .ceo_msg p.image {
    margin-bottom: 25px;
    width: 100%;
    aspect-ratio: 500/375;
  }
  body main.about article section.content .ceo_msg p.image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.content .ceo_msg .message h2 {
    margin-bottom: 15px;
    text-align: center;
  }
  body main.about article section.content .ceo_msg .message h2 small, body main.about article section.content .ceo_msg .message h2 span {
    display: block;
  }
  body main.about article section.content .ceo_msg .message h2 small {
    margin-bottom: 25px;
    line-height: 160%;
    font-size: 15px;
    font-family: "Montserrat";
    font-weight: 600;
  }
  body main.about article section.content .ceo_msg .message h2 span {
    line-height: 180%;
    font-size: 23px;
    font-weight: 700;
  }
  body main.about article section.content .ceo_msg .message p.text {
    margin-bottom: 25px;
    line-height: 240%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.content .ceo_msg .message p.name {
    line-height: 240%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.company .vijual {
    width: 100%;
    height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
  }
  body main.about article section.company .vijual h2 {
    position: relative;
    z-index: 1;
  }
  body main.about article section.company .vijual .bg {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 0;
  }
  body main.about article section.company .vijual .bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.company .company_info {
    padding: 50px 0;
  }
  body main.about article section.company .company_info dl {
    margin-bottom: 15px;
    overflow: hidden;
    clear: both;
    line-height: 180%;
    font-size: 12px;
    font-weight: 500;
  }
  body main.about article section.company .company_info dl dt {
    width: 70px;
    float: left;
  }
  body main.about article section.company .company_info dl dd {
    margin-left: 80px;
  }
  body main.about article section.company .company_info dl dd a {
    text-decoration: underline;
  }
  body main.about article section.company .company_info dl dd.logos {
    margin-top: 25px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
  }
  body main.about article section.company .company_info dl dd.logos a {
    width: auto;
    height: 70px;
    display: block;
  }
  body main.about article section.company .company_info dl dd.logos a img {
    width: auto;
    height: 100%;
  }
  body main.about article section.company .officers, body main.about article section.company .advisors, body main.about article section.company .support {
    margin-bottom: 100px;
  }
  body main.about article section.company .officers h3, body main.about article section.company .advisors h3, body main.about article section.company .support h3 {
    margin-bottom: 30px;
    line-height: 180%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.company .officers ul {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 24px;
  }
  body main.about article section.company .officers ul li {
    width: calc(50% - 12px);
  }
  body main.about article section.company .officers ul li span, body main.about article section.company .officers ul li small {
    display: block;
    text-align: center;
  }
  body main.about article section.company .officers ul li .image {
    margin-bottom: 5px;
    aspect-ratio: 1/1;
  }
  body main.about article section.company .officers ul li .image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.company .officers ul li .job {
    line-height: 180%;
    font-size: 10px;
  }
  body main.about article section.company .officers ul li .name {
    line-height: 180%;
    font-size: 15px;
  }
  body main.about article section.company .advisors ul li {
    margin-bottom: 35px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
  }
  body main.about article section.company .advisors ul li p.image {
    width: 100px;
  }
  body main.about article section.company .advisors ul li p.image span {
    display: block;
    text-align: center;
  }
  body main.about article section.company .advisors ul li p.image span.photo {
    margin-bottom: 5px;
    width: 100%;
    aspect-ratio: 1/1;
  }
  body main.about article section.company .advisors ul li p.image span.photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  body main.about article section.company .advisors ul li p.image span.name {
    line-height: 180%;
    font-size: 15px;
    font-weight: 500;
  }
  body main.about article section.company .advisors ul li p.info {
    width: calc(100% - 120px);
    line-height: 180%;
    font-size: 12px;
    font-weight: 500;
  }
  body main.about article section.company .support ul.link_list li a {
    background: #F0F0F0;
  }
  body main.about article section.access {
    padding-bottom: 100px;
  }
  body main.about article section.access .map {
    overflow: hidden;
  }
  body main.about article section.access .map h3 {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 5px;
  }
  body main.about article section.access .map h3 span {
    display: block;
    line-height: 32px;
    font-size: 20px;
    font-family: "Montserrat";
    font-weight: 600;
  }
  body main.about article section.access .map h3 a {
    padding-left: 24px;
    position: relative;
  }
  body main.about article section.access .map h3 a:before {
    content: "";
    width: 19px;
    height: 21px;
    display: block;
    background: url("../image/common/icon_map_pin.svg") no-repeat center center/contain;
    position: absolute;
    left: 0;
    top: calc(50% - 10px);
  }
  body main.about article section.access .map h3 a small {
    display: inline-block;
    line-height: 21px;
    font-size: 12px;
    font-family: "Geologica";
    font-weight: 700;
  }
  body main.about article section.access .map p.address, body main.about article section.access .map p.route {
    line-height: 180%;
    font-size: 15px;
  }
  body main.about article section.access .map .google_maps {
    margin-top: 25px;
    margin-bottom: 50px;
    width: 100%;
    aspect-ratio: 650/488;
    overflow: hidden;
  }
  body main.about article section.access .map .google_maps iframe {
    width: 100%;
    height: 100%;
  }
}