main {
  background: #fff;
}

.topic_path {
  background-color: #f2f2f2;
}

/* -----------------
header
-------------------- */
header .h_wrap {
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, .16);
}

/* -----------------
cont_wrap
-------------------- */
#cont_wrap {
  padding-bottom: 130px;
}

#cont_wrap .wrap {
  max-width: 1020px;
}

#cont_wrap .link_list_wrap {
  max-width: 1185px;
}

#cont_wrap .back_btn a {
  display: inline-block;
  position: relative;
  padding: 20px 20px 20px 35px;
/*
  font-family: HiraKakuPro-W6,Meiryo,"sans-serif",DejaVu-Sans;
*/
  font-family: "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
  font-weight: 600;
  font-size: 1.6rem;
  line-height: 1;
  color: #808080;
  border-bottom: 2px solid #ffffff;
  transition: .3s;
}

#cont_wrap .back_btn a::before {
  display: inline-block;
  position: absolute;
  top: 50%;
  left: 20px;
  content: '';
  width: 16px;
  height: 16px;
  border-top: 1px solid #808080;
  border-left: 1px solid #808080;
  transform: translateY(-50%) rotate(-45deg);
}

#cont_wrap .back_btn a:hover,
#cont_wrap .back_btn a:active,
#cont_wrap .back_btn a:focus {
  background: rgba(0, 102, 255,.12);
  border-bottom: 2px solid #0066ff;
}

#cont_wrap .ttl {
  text-align: center;
  margin: 40px 0 62px;
}

#cont_wrap .ttl_txt {
  font-weight: 700;
  font-size: 2.4rem;
  line-height: 1.5;
  color: rgba(0,0,0,.87);
  display: inline-block;
  position: relative;
  padding-bottom: 18px;
}

#cont_wrap .ttl_txt::before {
  content:"";
  display: block;
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 8px;
  background: #06f;
  border-radius: 4px;
}

#cont_wrap .list li {
  margin-top: 16px;
}

#cont_wrap .list a {
  display: flex;
  align-items: center;
  position: relative;
  padding: 16px;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,.05);
  transition: .3s;
}

#cont_wrap .list .img {
  width: 160px;
  height: 90px;
  border-radius: 5px;
  background-position: center;
  background-size: cover;
}

#cont_wrap .list .txt_box {
  margin-left: 16px;
  width: calc(100% - 176px);
}

#cont_wrap .link_list_wrap .list .txt_box {
  margin-left: 32px;
  width: calc(100% - 192px);
}

#cont_wrap .list .sttl {
  font-family: HiraginoSans-W6;
  font-size: 1.8rem;
  line-height: 1.5;
  color: rgba(0,0,0,.87);
  margin: 6px 0 2px;
  display: -webkit-box;/*文章省略用*/
  -webkit-line-clamp: 2;/*文章省略用*/
  -webkit-box-orient: vertical;/*文章省略用*/
  overflow: hidden;/*文章省略用*/
}

#cont_wrap .link_list_wrap .list .sttl {
  font-family: HiraKakuPro-W6,Meiryo,"sans-serif",DejaVu-Sans;
  font-weight: 600;
  font-size: 1.6rem;
  line-height: 1.6;
  letter-spacing: .0125em;
  margin: 0;
}

#cont_wrap .link_list_wrap .list .txt {
  font-family: HiraKakuPro-W3;
  font-weight: 300;
  font-size: 1.4rem;
  line-height: 1.5714;
  letter-spacing: .0071428571em;
  color: rgba(0,0,0,.7);
  word-break: break-word;
  margin-top: 16px;
  display: -webkit-box;/*文章省略用*/
  -webkit-line-clamp: 2;/*文章省略用*/
  -webkit-box-orient: vertical;/*文章省略用*/
  overflow: hidden;/*文章省略用*/
}

@media screen and (min-width: 851px) {
  #cont_wrap .list a:hover,
  #cont_wrap .list a:active,
  #cont_wrap .list a:focus {
    background: rgba(33,33,33,.04);
  }
}

@media screen and (max-width: 850px) {
  #cont_wrap .list li {
    margin-top: 0;
  }
  
  #cont_wrap .link_list_wrap .list li {
    margin-top: 16px;
  }

  #cont_wrap .list a {
    padding: 12px 0;
    border: none;
    border-bottom: 1px solid rgba(0,0,0,.08);
    border-radius: 0;
    box-shadow: none;
  }

  #cont_wrap .link_list_wrap .list a {
    padding: 16px;
    border-radius: 4px;
    box-shadow: 0 3px 1px -2px rgb(0 0 0 / 20%), 0 2px 2px 0 rgb(0 0 0 / 14%), 0 1px 5px 0 rgb(0 0 0 / 12%);
  }

  #cont_wrap .list .img {
    width: 91px;
    height: auto;
    min-height: 52px;
  }

  #cont_wrap .list .txt_box,
  #cont_wrap .link_list_wrap .list .txt_box {
    margin-left: 16px;
    width: calc(100% - 107px);
  }

  #cont_wrap .list .sttl {
    font-size: 1.5rem;
    line-height: 1.533;
  }
}