@charset "UTF-8";

.page_ttl {
  background-color: #1793a5;
  padding: 16px 0;
}

#content_head {
  padding: 40px 0;
}
#content_head .head_copy {
  font-size: 35px;
  line-height: 1.4;
  font-weight: 400;
  margin: 0 0 30px;
}
#content_head .head_img {
  font-size: 1px;
  line-height: 0;
}
#content_head .head_illust {
  font-size: 1px;
  line-height: 0;
  margin: -220px 0 0;
}
#content_head .head_lead {
  font-size: 18px;
  line-height: 1.8;
  font-weight: 700;
  color: #fff;
  background-color: #1793a5;
  padding: 35px 0;
}
#content_head .head_lead sup {
  font-size: 60%;
}
#content_head .head_note {
  font-size: 15px;
  line-height: 1.6;
  color: #1793a5;
  margin: 15px 0 0;
}

#block01 {
  margin: 0 0 40px;
}
#block01 > .inner {
  width: 740px;
  margin: 0 auto;
}
#block01 .block_ttl {
  font-size: 32px;
  line-height: 1.4;
  font-weight: 700;
  color: #1793a5;
  text-align: left;
  margin: 0 0 35px;
}
#block01 .box_wrap {
  display: flex;
  margin: 0 -12px;
}
#block01 .box_wrap .box {
  width: calc(50% - 24px);
  margin: 0 12px;
  box-sizing: border-box;
  border: 1px solid #1793a5;
  border-radius: 24px;
  position: relative;
}
#block01 .box_wrap .box .icon {
  font-size: 1px;
  line-height: 0;
  position: absolute;
  left: 12px;
  top: 12px;
}
#block01 .box_wrap .box dl {
  margin: 35px 30px 30px 110px;
}
#block01 .box_wrap .box dt {
  font-size: 23px;
  line-height: 1.3;
  font-weight: 700;
  color: #1793a5;
  text-align: left;
  margin: 0 0 15px;
}
#block01 .box_wrap .box dd {
  font-size: 17px;
  line-height: 1.6;
  text-align: justify;
  text-justify: inter-ideograph;
}
#block01 .box_wrap .box dd sup {
  font-size: 60%;
}
#block01 .note {
  list-style: none;
  margin: 15px 0 0;
}
#block01 .note li {
  font-size: 15px;
  line-height: 1.7;
  text-align: left;
  text-indent: -3em;
  padding: 0 0 0 3em;
}

#block02 {
  padding: 25px 0 60px;
  border-top: 17px solid #badee4;
}
#block02 > .inner {
  width: 740px;
  margin: 0 auto;
  position: relative;
}
#block02 .txt_wrap {
  margin: 0 375px 0 0;
}
#block02 .txt_wrap .block_ttl {
  font-size: 28px;
  line-height: 1.4;
  font-weight: 700;
  color: #1793a5;
  text-align: left;
  margin: 0 0 35px;
}
#block02 .txt_wrap .img {
  font-size: 1px;
  line-height: 0;
  right: -20px;
  top: 40px;
  position: absolute;
}
#block02 .txt_wrap .txt {
  font-size: 16px;
  line-height: 2;
  text-align: justify;
  text-justify: inter-ideograph;
}

#block03 {
  padding: 25px 0 80px;
  border-top: 17px solid #badee4;
}
#block03 > .inner {
  width: 740px;
  margin: 0 auto;
  position: relative;
}
#block03 .txt_wrap {
  margin: 0 375px 0 0;
}
#block03 .txt_wrap .block_ttl {
  font-size: 28px;
  line-height: 1.4;
  font-weight: 700;
  color: #1793a5;
  text-align: left;
  margin: 0 0 35px;
}
#block03 .txt_wrap .img {
  font-size: 1px;
  line-height: 0;
  right: -100px;
  top: 55px;
  position: absolute;
}
#block03 .txt_wrap .txt {
  font-size: 18px;
  line-height: 2.2;
  text-align: justify;
  text-justify: inter-ideograph;
}

#block04 {
  padding: 0 0 120px;
}
#block04 .h_txt {
  font-size: 20px;
  line-height: 1.4;
  font-weight: 700;
  color: #1793a5;
  margin: 0 0 10px;
}
#block04 > .inner {
  padding: 25px 0 0;
  position: relative;
}
#block04 > .inner::before {
  content: "";
  display: block;
  background: #ececec;
  width: 100%;
  position: absolute;
  bottom: 195px;
  top: 0;
  left: 0;
  z-index: 1;
}
#block04 > .inner::after {
  content: "";
  display: block;
  background: linear-gradient(to bottom, rgba(93,179,192,1) 33%, rgba(236,236,236,1) 100%);
  height: 120px;
  width: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
}
#block04 .case {
  width: 890px;
  margin: 0 auto;
  position: relative;
  z-index: 5;
}
#block04 .case .block_ttl {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.3;
  color: #fff;
  margin: 0 0 40px;
}
#block04 .case .box_wrap {
  display: flex;
}
#block04 .case .box_wrap .box {
  width: calc(100% - 52px);
  margin: 0 26px;
}
#block04 .case .box_wrap .box .box_ttl {
  font-size: 25px;
  line-height: 1.3;
  font-weight: 700;
  color: #fff;
  background-color: #005bac;
  margin: 0 0 30px;
  padding: 18px 0 20px;
}
#block04 .case .box_wrap .box .box_ttl span {
  font-size: 72%;
  font-weight: 400;
  display: block;
  margin: 0 0 4px;
}
#block04 .case .box_wrap .box .txt {
  font-size: 18px;
  line-height: 2.2;
  text-align: justify;
  text-justify: inter-ideograph;
  margin: 0 0 30px;
}
#block04 .case .box_wrap .box .img {
  font-size: 1px;
  line-height: 0;
}
#block04 .case .box_wrap .box .img img {
  height: auto;
  width: 100%;
}

#content .link_btn_l {
  width: 314px;
  margin: 0 auto 45px;
  position: relative;
}
#content .link_btn_l::after {
  content: "";
  display: block;
  background-image: url(../images/renewable/illust02@2x.png);
  background-size: contain;
  height: 75px;
  width: 65px;
  position: absolute;
  left: -73px;
  top: 0;
}
#content .link_btn_l a {
  font-size: 18px;
  line-height: 1.3;
  font-weight: 400;
  color: #000;
  text-decoration: none;
  display: block;
  background-color: #d1e9ed;
  padding: 12px 0;
  border: 2px solid #1793a5;
  border-radius: 12px;
  position: relative;
}
#content .link_btn_l a::after {
  content: "";
  display: block;
  background-image: url(../images/renewable/arrow@2x.png);
  background-size: contain;
  height: 29px;
  width: 24px;
  position: absolute;
  right: -16px;
  top: 30px;
}
#content .link_btn_l a span {
  cursor: pointer;
}

#content .link_btn {
  font-size: 16px;
  line-height: 1.5;
  display: inline-block;
  margin-bottom: 30px;
}
#content .link_btn a {
  color: #00A0E9;
  display: block;
  width: 100%;
  margin: 0 auto;
  padding: 9px;
  border: 1px solid #00A0E9;
  border-radius: 6px;
}

@media only screen and (max-width: 640px) {
  #content_head {
    padding: 20px 0 40px;
  }
  #content_head .head_copy {
    font-size: 22px;
  }
  #content_head .head_img img {
    height: auto;
    width: 100%;
  }
  #content_head .head_illust {
    margin: -105px 0 0;
  }
  #content_head .head_illust img {
    height: 160px;
    width: auto;
  }
  #content_head .head_lead {
    font-size: 15px;
    font-weight: 400;
    text-align: justify;
    text-justify: inter-ideograph;
    background-color: #1793a5;
    margin: -55px 0 0;
    padding: 75px 30px 30px;
  }
  #content_head .head_note {
    font-size: 12px;
    font-weight: 700;
    text-align: justify;
    text-justify: inter-ideograph;
    margin: 12px 30px 0;
  }

  #block01 {
    margin: 0 0 35px;
  }
  #block01 > .inner {
    width: auto;
  }
  #block01 .block_ttl {
    font-size: 20px;
    text-align: center;
    margin: 0 0 20px;
  }
  #block01 .box_wrap {
    display: block;
    margin: 0 15px;
    padding: 15px 0;
    border: 1px solid #1793a5;
    border-radius: 24px;
  }
  #block01 .box_wrap .box {
    width: auto;
    margin: 0;
    padding: 0 20px;
    border: none;
  }
  #block01 .box_wrap .box:not(:last-child) {
    margin: 0 0 25px;
  }
  #block01 .box_wrap .box .icon {
    margin: 0 0 6px;
    position: relative;
    left: auto;
    top: auto;
  }
  #block01 .box_wrap .box .icon img {
    height: 42px;
    width: auto;
  }
  #block01 .box_wrap .box dl {
    margin: 0;
  }
  #block01 .box_wrap .box dt {
    font-size: 22px;
    text-align: center;
    margin: 0 0 12px;
  }
  #block01 .box_wrap .box dd {
    font-size: 16px;
  }
  #block01 .box_wrap .box dd sup {
    font-size: 60%;
  }
  #block01 .note {
    list-style: none;
    margin: 15px 15px 0;
  }
  #block01 .note li {
    font-size: 13px;
    line-height: 1.5;
  }
  #block02 {
    padding: 15px 0 35px;
    border-top: 13px solid #badee4;
  }
  #block02 > .inner {
    width: auto;
    margin: 0;
  }
  #block02 .txt_wrap {
    margin: 0;
  }
  #block02 .txt_wrap .block_ttl {
    font-size: 18px;
    text-align: center;
    margin: 0 0 20px;
  }
  #block02 .txt_wrap .img {
    right: auto;
    top: auto;
    position: relative;
  }
  #block02 .txt_wrap .img img {
    height: auto;
    width: 317px;
    margin: 0 -5px 0 0;
  }
  #block02 .txt_wrap .txt {
    font-size: 14px;
    line-height: 1.7;
    margin: 20px 30px 0;
  }
  #block03 {
    padding: 15px 0 45px;
    border-top: 13px solid #badee4;
  }
  #block03 > .inner {
    width: auto;
    margin: 0;
  }
  #block03 .txt_wrap {
    margin: 0;
  }
  #block03 .txt_wrap .block_ttl {
    font-size: 18px;
    text-align: center;
    margin: 0 0 20px;
  }
  #block03 .txt_wrap .img {
    right: auto;
    top: auto;
    position: relative;
  }
  #block03 .txt_wrap .img img {
    height: auto;
    width: 330px;
  }
  #block03 .txt_wrap .txt {
    font-size: 14px;
    line-height: 1.7;
    margin: 20px 30px 0;
  }
  #block04 {
    padding: 0 0 30px;
  }
  #block04 .h_txt {
    font-size: 16px;
  }
  #block04 > .inner {
    padding: 20px 0 0;
  }
  #block04 > .inner::before {
    bottom: 0;
  }
  #block04 .case {
    width: auto;
    margin: 0;
    padding: 0 0 40px;
  }
  #block04 .case .block_ttl {
    font-size: 22px;
    margin: 0 0 35px;
  }
  #block04 .case .box_wrap {
    display: block;
  }
  #block04 .case .box_wrap .box {
    width: auto;
    margin: 0 30px;
  }
  #block04 .case .box_wrap .box:not(:last-child) {
    margin: 0 30px 55px;
  }
  #block04 .case .box_wrap .box .box_ttl {
    font-size: 19px;
    background-color: #005bac;
    margin: 0 0 20px;
    padding: 15px 0;
    border-radius: 12px;
    position: relative;
  }
  #block04 .case .box_wrap .box .box_ttl::after {
    content: "";
    display: block;
    height: 76px;
    width: 122px;
    background-color: #005bac;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
    border-radius: 100%;
  }
  #block04 .case .box_wrap .box .box_ttl span {
    font-size: 14px;
    display: block;
    margin: -24px 0 6px;
  }
  #block04 .case .box_wrap .box .txt {
    font-size: 14px;
    line-height: 1.7;
    margin: 0 0 15px;
  }

  #content .link_btn_l {
    margin: 0 auto 90px;
  }
  #content .link_btn_l::after {
    left: 50%;
    bottom: -65px;
    top: auto;
    transform: translateX(-50%);
  }

  #content .link_btn {
    font-size: 16px;
    line-height: 1.3;
    margin: 0 0 40px;
  }
  #content .link_btn a {
    padding: 10px;
  }
}

@media only screen and (max-width: 374px) {
  #content_head .head_copy {
    font-size: 5.866vw;
  }
  #block02 .txt_wrap .img img {
    width: 84.533vw;
  }
  #block03 .txt_wrap .img img {
    width: 88vw;
  }
  #block04 .case .block_ttl {
    font-size: 5.866vw;
  }
  #block04 .case .box_wrap .box .box_ttl {
    font-size: 5.066vw;
  }
  #content .link_btn_l {
    width: 83.733vw;
  }
}