/* ===============================================
   企画展「昔と今」展で使用するcss
=============================================== */

#corp_waku {
  box-sizing: border-box;
}

#corp_waku h1 {
  padding: 15px 0 50px 0;
}

#corp_waku h2.subject {
  width: 960px;
  background: #eee;
  border-left: 10px solid #ad1e32;
  margin: 0 auto 15px;
  padding: 8px 0 7px 12px;
  font-size: 18px;
  letter-spacing: 0.1em;
  font-weight: normal;
  box-sizing: border-box;
}

#corp_waku .block {
  width: 900px;
  margin-bottom: 40px;
  padding: 10px;
  box-sizing: border-box;
}

#corp_waku .block h3 {
  margin-bottom: 20px;
  padding: 0;
  font-weight: bold;
  border: none;
  color: #ad1e32;
}
#corp_waku .block p + h3 {
  margin-top: 20px;
}

#corp_waku .block p,
#corp_waku .block li {
  font-size: 16px;
  line-height: 1.7;
}

#corp_waku .naiyo ol li {
  list-style-type: upper-roman;
  /* margin-left:1.8em; */
  margin-bottom: 35px;
  list-style: none;
  /* padding-left:0.7em; */
}

.naiyo_flex {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
}

.naiyo_text {
  width: calc(100% - 70px);
  margin-top: 10px;
}

.naiyo_img img {
  width: 360px;
  height: auto;
}

.naiyo_img_chapter {
  width: 50px;
}

@media screen and (min-width: 769px) {
  .naiyo_flex {
    display: flex;
    flex-wrap: nowrap;
    gap: 38px;
    justify-content: space-between;
  }

  .naiyo_img_chapter img {
    width: 50px;
  }

  .naiyo_text {
    min-width: 420px;
    margin-top: 30px;
  }

  .naiyo_img_chapter {
    width: 77px;
  }

  .naiyo_img_chapter img {
    width: 77px;
  }
}

/* -------- For Mobile -------- */
@media screen and (max-width: 768px) {
  #corp_waku {
    width: 96%;
    padding: 0 2%;
  }
  #corp_waku h2.subject {
    width: 100%;
  }

  #corp_waku img {
    max-width: 100%;
    height: auto;
  }
  #corp_waku .block p,
  #corp_waku .block li {
    font-size: 15px;
    line-height: 1.7;
  }
  #corp_waku .block {
    width: 100%;
  }
}