#section_detail_h1.env_ttl {
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  max-height: calc(100vh - 100px);
  overflow: hidden;
}
#section_detail_h1.env_ttl h1 {
  position: absolute;
  color: #FFF;
}
#section_detail_h1.env_ttl video {
  width: 100%;
}

.env_sec_box h2 {
  border-bottom: none;
  text-align: center;
}

.env_intro {
  width: 100%;
  margin: -60px 0 80px;
  padding: 100px 40px;
  background: #FFF;
  position: relative;
  text-align: center;
}
.env_intro::before, .env_intro::after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: #FFF;
  z-index: -1;
}
.env_intro::before {
  left: -50%;
}
.env_intro::after {
  left: auto;
  right: -50%;
}
.env_intro h3 {
  font-size: 22px;
  line-height: 1.5;
}
.env_intro p {
  font-size: 18px;
  margin-top: 20px;
}
.env_intro figcaption {
  margin-top: 10px;
  font-size: 15px;
}

.sdgs_all {
  width: 800px;
  margin: 80px auto 0;
  display: block;
}

.env_sec {
  width: 100%;
  max-width: 1110px;
  margin: 0 auto;
  padding: 100px 40px;
}
@media (max-width: 959px) {
  .env_sec {
    padding: 30px;
  }
}
@media (max-width: 559px) {
  .env_sec {
    padding: 30px 10px;
  }
}
.env_sec {
  padding: 40px;
  margin-bottom: 40px;
  background: #FFF;
  border-radius: 10px;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
  font-size: 15px;
  position: relative;
}
.env_sec .ttl {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.env_sec .num {
  color: #999;
  font-size: 12px;
}
.env_sec h3 {
  position: relative;
  z-index: 1;
  margin-top: 10px;
  margin-bottom: 0;
}
.env_sec .sdgs img {
  width: 80px;
}
.env_sec ul {
  margin-top: 40px;
  padding: 16px;
  background: #F9F9F9;
  border-radius: 10px;
}
.env_sec li {
  font-size: 14.5px;
}
.env_sec .data {
  margin-top: 10px;
  padding-top: 40px;
  border-top: 3px solid #DDD;
  display: flex;
  justify-content: space-between;
}
.env_sec:nth-child(even) .data {
  flex-direction: row-reverse;
}
.env_sec .txt {
  width: 52%;
}
.env_sec .image {
  width: 45%;
  height: auto;
}

.env_end {
  width: 100%;
  margin: 60px auto -60px;
  padding: 60px 40px;
  background: #FFF;
  position: relative;
  max-width: 900px;
}
.env_end::before, .env_end::after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: #FFF;
  z-index: -1;
}
.env_end::before {
  left: -50%;
}
.env_end::after {
  left: auto;
  right: -50%;
}

.env_end p {
  position: relative;
  padding: 2em 3em;
  font-size: 18px;
  color: green;
  font-weight: bold;
  font-family: -apple-system, BlinkMacSystemFont, Roboto, "Segoe UI semibold", "Helvetica Neue", HelveticaNeue, YuGothic, "Yu Gothic", "Segoe UI", Verdana, Meiryo, sans-serif;
  line-height: 2;
}
.env_end p::before, .env_end p::after {
  position: absolute;
  top: 0;
  content: "";
  width: 20px;
  height: 100%;
  border-top: 1px dotted #CCC;
  border-bottom: 1px dotted #CCC;
}
.env_end p::before {
  left: 0;
  border-left: 1px dotted #CCC;
}
.env_end p::after {
  right: 0;
  border-right: 1px dotted #CCC;
}

@media (max-width: 559px) {
  .env_intro {
    padding: 20px 0;
  }
  .env_intro h3 {
    font-size: 15px;
  }
  .env_intro figcaption {
    font-size: 12px;
  }
  .sdgs_all {
    margin-top: 40px;
  }
  .env_sec .sdgs img {
    width: 32px;
  }
  .env_sec .data {
    display: block;
    padding-top: 20px;
  }
  .env_sec .txt, .env_sec .image {
    width: 100%;
  }
  .env_sec h3 {
    line-height: 1.3;
  }
  .env_sec ul {
    margin: 20px 0;
  }
  .env_sec li {
    font-size: 13px;
  }
  .env_end {
    padding: 40px 10px 60px;
    margin-top: 40px;
  }
  .env_end p {
    padding: 1em;
    font-size: 14px;
  }
}