/* white_papaer CSS */
/* _setting CSS */
/* Desktops and laptops */
@media print, screen and (min-width: 751px) {
  #main_content {
    width: 1000px;
  }
  #main_content .section_title {
    padding-bottom: 20px;
    margin-bottom: 50px;
    font-size: 3rem;
    font-weight: bold;
    line-height: 1.4;
    letter-spacing: 0.07;
    -webkit-font-feature-settings: "palt";
    font-feature-settings: "palt";
    border-bottom: 2px solid #28b9f3;
  }
  #main_content .section_title2 {
    color: #28b9f3;
    font-size: 2.2rem;
  }
  #main_content .list {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
        -ms-flex-pack: justify;
            justify-content: space-between;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  #main_content .list::after {
    content: '';
    display: block;
    width: 312px;
  }
  #main_content .list li {
    width: 312px;
    margin-bottom: 70px;
  }
  #main_content .list li a {
    width: 100%;
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-flow: column;
            flex-flow: column;
  }
  #main_content .list li a:hover {
    text-decoration: none;
  }
  #main_content .list li a:hover .btn_more {
    text-decoration: underline;
  }
  #main_content .list li img {
    width: 100%;
    height: auto;
    margin: 0 auto 5px auto;
  }
  #main_content .list li .desc {
    font-size: 1.6rem;
    line-height: 1.75;
  }
  #main_content .list li .desc.center {
    text-align: center;
  }
  #main_content .list li .btn_more {
    margin-top: auto;
    width: 100%;
    padding-right: 12px;
    display: block;
    text-align: right;
    color: #28b9f3;
    font-size: 1.4rem;
    position: relative;
  }
  #main_content .list li .btn_more:after {
    content: '';
    position: absolute;
    top: 5px;
    right: 0;
    display: block;
    width: 8px;
    height: 8px;
    border-top: 2px solid #28b9f3;
    border-right: 2px solid #28b9f3;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
  }
  #main_content .bnr {
    padding-top: 50px;
    text-align: center;
  }
  #main_content .bnr a {
    display: block;
  }
  #main_content .intro {
    margin-top: -10px;
    margin-bottom: 40px;
    font-size: 1.6rem;
    line-height: 1.75;
  }
  #main_content .text {
    margin-top: 10px;
    margin-bottom: 40px;
    font-size: 1.6rem;
    line-height: 1.75;
  }
}
/* Smartphones (portrait and landscape) */
@media screen and (max-width: 750px) {
  #main_content {
    padding-top: 2.66667vw;
    padding-bottom: 20vw;
  }
  #main_content .section_title {
    padding-bottom: 2.66667vw;
    margin-bottom: 8vw;
    font-size: 6.13333vw;
    font-weight: bold;
    line-height: 1.4;
    letter-spacing: 0.07;
    -webkit-font-feature-settings: "palt";
    font-feature-settings: "palt";
    border-bottom: 2px solid #28b9f3;
  }
  #main_content .section_title2 {
    color: #28b9f3;
    font-size: 4.53333vw;
    font-weight: bold;
    line-height: 1.4;
  }
  #main_content .list li {
    width: 100%;
    margin-bottom: 9.33333vw;
  }
  #main_content .list li a {
    width: 100%;
    display: block;
  }
  #main_content .list li a:hover {
    text-decoration: none;
  }
  #main_content .list li a:hover .btn_more {
    text-decoration: underline;
  }
  #main_content .list li img {
    width: 100%;
    height: auto;
    margin: 0 auto 5px auto;
  }
  #main_content .list li .desc {
    margin-bottom: 6.4vw;
    font-size: 3.73333vw;
    line-height: 1.75;
  }
  #main_content .list li .desc.center {
    text-align: center;
  }
  #main_content .list li .btn_more {
    width: 100%;
    padding-right: 12px;
    display: block;
    text-align: right;
    color: #28b9f3;
    font-size: 1.4rem;
    position: relative;
  }
  #main_content .list li .btn_more:after {
    content: '';
    position: absolute;
    top: 5px;
    right: 0;
    display: block;
    width: 8px;
    height: 8px;
    border-top: 2px solid #28b9f3;
    border-right: 2px solid #28b9f3;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
  }
  #main_content .intro {
    margin-top: -10px;
    margin-bottom: 5.33333vw;
    font-size: 3.73333vw;
    line-height: 1.75;
  }
  #main_content .text {
    margin-top: 10px;
    margin-bottom: 5.33333vw;
    font-size: 3.73333vw;
    line-height: 1.75;
  }
  #main_content .bnr {
    padding-top: 6.66667vw;
    text-align: center;
  }
  #main_content .bnr a {
    display: block;
  }
}