@media screen and (max-width: 959px) {
  html {
    overflow-x: hidden;
  }
  /*contents_area*/
  #contents {
    width: 100%;
    margin: 0 auto;
    line-height: 1.8;
    font-size: 1.2em;
  }
  #contents .mainvisual_area {
    width: 100%;
    height: auto;
    position: static;
    padding-top: 12%;
  }
  #contents .mainvisual_area img {
    display: block;
    width: 100%;
    height: auto;
  }
  #contents .mainvisual_area .m-catch {
    max-width: 86%;
    box-sizing: border-box;
    display: block;
    z-index: 10;
    position: static;
    transform: none;
    margin: 0 0 3% 8%;
  }
  #contents .mainvisual_area .m-catch .title_eng {
    display: block;
    width: 96%;
    font-size: clamp(44px, 4.6vw, 80px);
    font-family: "Roboto", sans-serif;
    text-align: left;
  }
  #contents .mainvisual_area .m-catch .title_jpn_br {
    display: flex;
    width: 100%;
    align-items: center;
    font-size: clamp(20px, 2vw, 40px);
    color: #4682b4;
    font-family: "Roboto", sans-serif;
    text-align: right;
    margin: 50px 0 0 0;
  }
  #contents .mainvisual_area .m-catch .title_jpn_br::before {
    content: "";
    display: block;
    width: 12%;
    height: 1px;
    background-color: #4682b4;
    flex-grow: 1;
    margin: 0 50px 0 0;
  }
  #contents .mainvisual_area .mainvisual {
    position: static;
    display: block;
    width: 86%;
    margin: 10% auto 0;
    height: auto;
  }
  #contents .mainvisual_area .breadcrumbs-area {
    position: static;
    width: 100%;
    margin: 3% 0 0;
    height: 20px;
    text-align: right;
    font-family: "Roboto", sans-serif;
    font-size: 0.9rem;
    box-sizing: content-box;
  }
  #contents .mainvisual_area .breadcrumbs-area .breadcrumbs-list li {
    margin: 0;
    padding-right: 30px;
    display: inline-block;
    opacity: 0.5;
  }
  #contents .mainvisual_area .breadcrumbs-area .breadcrumbs-list li:last-child {
    padding-right: 30px;
  }
  #contents .mainvisual_area .breadcrumbs-area .breadcrumbs-list a {
    margin: 0;
    display: inline-block;
    position: relative;
  }
  #contents .mainvisual_area .breadcrumbs-area .breadcrumbs-list a::after {
    display: block;
    content: "";
    position: absolute;
    top: 44%;
    right: -30px;
    box-sizing: border-box;
    width: 8px;
    border: 1px solid #ccc;
  }
  #contents .business_contents {
    position: static;
    width: 90%;
    margin: 70px auto;
    font-family: "Roboto", sans-serif;
    height: auto;
  }
  #contents .business_contents #js-nav {
    display: none;
  }
  #contents .business_contents .scroll {
    display: block;
    position: static;
    width: 100%;
    margin: 0 auto;
  }
  #contents .business_contents .scroll .scroll__target {
    width: 100%;
    margin: 0 0 60px;
  }
  #contents .business_contents .scroll .scroll__target h4 {
    font-size: clamp(17px, 1.7vw, 28px);
    font-weight: 600;
    width: 100%;
    margin-bottom: 20px;
  }
  #contents .business_contents .scroll .scroll__target h4::after {
    content: "";
    display: block;
    width: 100%;
    height: 1px;
    background-color: #9E9A9A;
  }
  #contents .business_contents .scroll .scroll__target .b_detail {
    width: 96%;
    margin: 0 auto;
  }
  #contents .business_contents .scroll .scroll__target .b_detail h5 {
    font-size: clamp(16px, 1.7vw, 30px);
    font-weight: 600;
    width: 100%;
    padding: 0 0 10px 20px;
    position: relative;
    display: block;
  }
  #contents .business_contents .scroll .scroll__target .b_detail h5::before {
    content: "";
    display: block;
    position: absolute;
    top: 30%;
    left: 0;
    height: 4px;
    width: 4px;
    border-radius: 50px;
    background-color: #9E9A9A;
  }
  #contents .business_contents .scroll .scroll__target .b_detail p {
    width: 96%;
    display: block;
    font-size: clamp(15px, 1.5vw, 20px);
    margin: 2px 0 14px 18px;
    line-height: 1.5;
  }
  #contents .business_contents .scroll .scroll__target .b_detail .b_details {
    font-size: clamp(15px, 1.5vw, 20px);
  }
  #contents .business_contents .scroll .scroll__target .b_detail .p_detail {
    width: 36%;
    margin: 18px 0 20px;
    font-weight: 600;
    text-align: center;
    font-family: "Roboto", sans-serif;
  }
  #contents .business_contents .scroll .scroll__target .b_detail .p_detail .btn_r {
    border: 2px solid #0068b7;
    background: #ffffff;
    padding: 3px 14px 5px;
    text-align: center;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-block;
    outline: none;
    transition: ease 0.2s;
  }
  #contents .business_contents .scroll .scroll__target .b_detail .p_detail .btn_r span {
    position: relative;
    font-size: clamp(14px, 1.5vw, 26px);
    font-weight: 600;
    font-family: "Roboto", sans-serif;
    z-index: 3;
    color: #0068b7;
  }
  #contents .business_contents .scroll .scroll__target .b_detail .p_detail .btn_r:hover span {
    color: #fff;
  }
  #contents .business_contents .scroll .scroll__target .b_detail .p_detail .bgleft_r:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    background: #0068b7;
    width: 110%;
    height: 110%;
    transition: transform 0.6s cubic-bezier(0.8, 0, 0.2, 1) 0s;
    transform: scale(0, 1);
    transform-origin: right top;
  }
  #contents .business_contents .scroll .scroll__target .b_detail .p_detail .bgleft_r:hover:before {
    transform-origin: left top;
    transform: scale(1, 1);
  }
  #contents .business_contents .scroll .scroll__target .p_about {
    width: 100%;
    margin: 0 auto;
    padding-top: 10px;
    padding-right: 15px;
    text-align: left;
    font-size: clamp(11px, 1.14vw, 22px);
    margin: 2px 0;
    line-height: 1.5;
  }
  #contents .business_contents .scroll .scroll__target .p_about #video {
    width: 90%;
    height: 60%;
    margin: 0 auto;
  }
}