@media screen and (min-width: 769px), print {
  img {
    max-width: 100%;
    width: auto;
    height: auto;
  }
  .st_media .ttl_main_tt:before {
    width: 140px;
    height: 96px;
    background: url(../images/ic_ttl.svg) no-repeat;
    -moz-background-size: contain;
         background-size: contain;
  }
  .st_media .b_media .list_media {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -webkit-flex-flow: row wrap;
       -moz-box-orient: horizontal;
       -moz-box-direction: normal;
        -ms-flex-flow: row wrap;
            flex-flow: row wrap;
    margin-left: -20px;
  }
  .st_media .b_media .list_media li {
    width: -webkit-calc(33.33% - 20px);
    width: -moz-calc(33.33% - 20px);
    width: calc(33.33% - 20px);
    margin: 0 0 50px 20px;
  }
  .st_media .b_media .list_media li a {
    display: block;
  }
  .st_media .b_media .list_media li a:hover figure img {
    -webkit-transform: scale(1.1);
       -moz-transform: scale(1.1);
        -ms-transform: scale(1.1);
            transform: scale(1.1);
  }
  .st_media .b_media .list_media li figure {
    overflow: hidden;
    line-height: 0;
    -moz-border-radius: 3px;
         border-radius: 3px;
  }
  .st_media .b_media .list_media li figure img {
    width: 100%;
    height: 153px;
    object-fit: cover;
    transition: transform 0.3s ease, -webkit-transform 0.3s ease, -moz-transform 0.3s ease;
  }
  .st_media .b_media .list_media li time {
    font-size: 1.3rem;
    line-height: 16px;
    display: block;
    font-family: "Avenir Heavy";
    color: #666666;
    margin: 18px 0 5px;
  }
  .st_media .b_media .list_media li em {
    font-size: 1.4rem;
    line-height: 23px;
    font-weight: bold;
    font-style: normal;
    color: #333333;
  }
  .st_media .b_media .pagi {
    text-align: center;
    margin: 50px 0 100px;
  }
  .st_media .b_media .pagi ul {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
       -moz-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .st_media .b_detail {
    margin-bottom: 70px;
  }
  .st_media .b_detail img {
    max-width: 100%;
    width: auto;
    height: auto;
  }
  .st_media .b_detail time {
    font-size: 1.3rem;
    line-height: 16px;
    display: block;
    font-family: "Avenir Heavy";
    color: gray;
    margin: 0 0 18px;
  }
  .st_media .b_detail .ttl_dt {
    font-size: 2.6rem;
    line-height: 1.5;
    border-bottom: 3px solid #00A8A0;
    padding-bottom: 18px;
    margin-bottom: 25px;
    font-weight: bold;
  }
  .st_media .b_detail figure {
    margin-bottom: 35px;
  }
  .st_media .b_detail figure img {
    width: 100%;
    height: auto;
  }
  .st_media .b_detail p {
    font-size: 1.6rem;
    line-height: 38px;
  }
}

@media screen and (max-width: 768px) {
  .st_media .ttl_main_tt:before {
    background: url(../images/ic_ttl.svg) no-repeat;
    -moz-background-size: contain;
         background-size: contain;
  }
  .st_media .b_media .list_media {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -webkit-flex-flow: row wrap;
       -moz-box-orient: horizontal;
       -moz-box-direction: normal;
        -ms-flex-flow: row wrap;
            flex-flow: row wrap;
    margin-left: -4vw;
  }
  .st_media .b_media .list_media li {
    width: -webkit-calc(50% - 4vw);
    width: -moz-calc(50% - 4vw);
    width: calc(50% - 4vw);
    margin: 0 0 9.33333vw 4vw;
  }
  .st_media .b_media .list_media li a {
    display: block;
  }
  .st_media .b_media .list_media li figure {
    overflow: hidden;
    line-height: 0;
    -moz-border-radius: 0.66667vw;
         border-radius: 0.66667vw;
  }
  .st_media .b_media .list_media li figure img {
    width: 100%;
    height: 28.64583vw;
    object-fit: cover;
  }
  .st_media .b_media .list_media li time {
    font-size: 2.93333vw;
    line-height: 1;
    display: block;
    font-family: "Avenir Heavy";
    color: #666666;
    margin: 2.66667vw 0;
  }
  .st_media .b_media .list_media li em {
    font-size: 3.73333vw;
    line-height: 5.06667vw;
    font-weight: bold;
    font-style: normal;
    color: #333333;
  }
  .st_media .b_media .pagi {
    text-align: center;
    margin: 10.66667vw 0 13.33333vw;
  }
  .st_media .b_media .pagi ul {
    -webkit-box-pack: center;
    -webkit-justify-content: center;
       -moz-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
  .st_media .b_detail {
    margin-bottom: 13.33333vw;
  }
  .st_media .b_detail time {
    font-size: 2.93333vw;
    line-height: 1;
    display: block;
    font-family: "Avenir Heavy";
    color: #666666;
    margin: 2.66667vw 0;
  }
  .st_media .b_detail .ttl_dt {
    font-size: 5.5vw;
    line-height: 1.5;
    border-bottom: 3px solid #00A8A0;
    padding-bottom: 4.66667vw;
    margin-bottom: 6vw;
    font-weight: bold;
  }
  .st_media .b_detail figure {
    margin-bottom: 4.66667vw;
  }
  .st_media .b_detail figure img {
    width: 100%;
    height: auto;
  }
  .st_media .b_detail p {
    font-size: 3.73333vw;
    line-height: 6.4vw;
  }
}