html {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}

body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  min-height: 100vh;
}

main {
  min-height: 1px;
}

footer {
  margin-top: auto;
}

body {
  overflow-x: hidden;
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-size: 16px;
  color: #000000;
  background: #fff url(../img/bg.gif) repeat center top;
  font-weight: 400;
  font-style: normal;
}
body ul {
  padding: 0;
  margin: 0;
}
body ul li {
  list-style: none;
}

p {
  line-height: 1.8;
}

a {
  text-decoration: underline;
  color: #1a0dab;
}
a:hover {
  text-decoration: none;
  opacity: 0.8;
  color: #1a0dab;
}
a.btn {
  text-decoration: none;
}

:focus,
button:focus {
  outline: none;
}

img {
  max-width: 100%;
  height: auto;
}

iframe {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  border: none;
}

:root {
  scroll-behavior: auto !important;
}

main {
  text-align: center;
  font-weight: 700;
  font-size: 20px;
}
@media (max-width: 1399px) {
  main {
    font-size: 18px;
  }
}
@media (max-width: 1199px) {
  main {
    font-size: 16px;
  }
}
main .main_area {
  position: relative;
  text-align: left;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin-bottom: 80px;
}
main .main_area img {
  width: 53%;
}
main .main_area div {
  width: 45%;
  font-size: 20px;
}
main .main_area div .marker {
  background: -webkit-gradient(linear, left top, left bottom, color-stop(60%, transparent), color-stop(60%, rgba(0, 152, 218, 0.3)));
  background: linear-gradient(transparent 60%, rgba(0, 152, 218, 0.3) 60%);
  padding-bottom: 0.1em;
}
main .main_area div .note {
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
}
main .main_area .img_compass {
  width: auto;
  position: absolute;
  top: 2%;
  right: 28%;
}
main .main_area .img_fune {
  width: auto;
  position: absolute;
  bottom: 7%;
  right: 0%;
}
@media (max-width: 1399px) {
  main .main_area div {
    font-size: 18px;
  }
  main .main_area div .note {
    font-size: 14px;
  }
  main .main_area .img_compass {
    width: 14%;
    top: 2%;
    right: 29%;
  }
  main .main_area .img_fune {
    width: 14%;
    bottom: 6%;
  }
}
@media (max-width: 1199px) {
  main .main_area div {
    font-size: 16px;
  }
  main .main_area div .note {
    font-size: 12px;
  }
}
@media (max-width: 991px) {
  main .main_area {
    display: block;
    margin-bottom: 22%;
  }
  main .main_area img, main .main_area div {
    width: 100%;
    text-align: center;
  }
  main .main_area img {
    margin-bottom: 2%;
  }
  main .main_area .img_compass {
    width: 23%;
    top: 103%;
    right: 70%;
  }
  main .main_area .img_fune {
    width: 20%;
    bottom: -16%;
    right: 6%;
  }
}
@media (max-width: 575px) {
  main .main_area div {
    font-size: 14px;
  }
  main .main_area div .note {
    font-size: 12px;
  }
  main .main_area .img_fune {
    bottom: -14%;
  }
}
main .detail_area01 {
  margin-bottom: 60px;
}
@media (max-width: 767px) {
  main .detail_area01 li {
    margin-bottom: 4%;
  }
  main .detail_area01 li:last-child {
    margin-bottom: 0;
  }
}
@media (max-width: 575px) {
  main .detail_area01 {
    margin-bottom: 6%;
  }
}
main .detail_area02 {
  margin-bottom: 80px;
}
@media (max-width: 575px) {
  main .detail_area02 {
    margin-bottom: 10%;
  }
}
main .detail_area02 ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  width: 90%;
  margin: 0 auto;
}
main .detail_area02 ul li {
  max-width: 400px;
  margin-right: 5px;
}
main .detail_area02 ul li:last-child {
  margin-right: 0;
}
@media (max-width: 767px) {
  main .detail_area02 ul {
    display: block;
    width: 100%;
  }
  main .detail_area02 ul li {
    max-width: 100%;
    margin: 0 auto 2% !important;
  }
  main .detail_area02 ul li:last-child {
    margin-bottom: 0;
  }
}

.spec_area {
  background-color: #1f2326;
  color: #fff;
  padding: 80px 0;
  font-size: 18px;
}
@media (max-width: 767px) {
  .spec_area {
    font-size: 16px;
  }
}
@media (max-width: 575px) {
  .spec_area {
    font-size: 14px;
    padding-top: 10%;
  }
}
.spec_area .spec_box {
  margin-bottom: 60px;
  text-align: left;
}
@media (max-width: 575px) {
  .spec_area .spec_box {
    margin-bottom: 8%;
  }
}
.spec_area .spec_box .spec_inner {
  max-width: 680px;
  padding: 4% 10%;
  border: 1px solid #5c656e;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  margin: 0 auto;
}
@media (max-width: 767px) {
  .spec_area .spec_box .spec_inner {
    max-width: 96%;
  }
}
@media (max-width: 575px) {
  .spec_area .spec_box .spec_inner {
    padding: 4%;
  }
}
.spec_area .spec_box .spec_inner dt {
  width: 20%;
  color: #66cbff;
  font-weight: 400 !important;
}
.spec_area .spec_box .spec_inner dd {
  width: 80%;
  margin-bottom: 15px;
  font-weight: 400;
}
.spec_area .spec_box .spec_inner dd:last-child {
  margin-bottom: 0px !important;
}
@media (max-width: 575px) {
  .spec_area .spec_box .spec_inner dd {
    margin-bottom: 2%;
  }
}
.spec_area .spec_box .spec_inner .main_txt_siyou {
  display: grid;
  grid-template-columns: 4em 1fr;
}
.spec_area .spec_box .spec_inner .main_txt_siyou dt {
  width: auto;
  color: #fff;
}
.spec_area .item_btn a {
  display: block;
  background-color: #0290d4;
  text-decoration: none;
  color: #fff;
  text-align: center;
  font-size: 24px;
  width: 520px;
  margin: 0 auto;
  padding: 25px 0;
  font-weight: 700;
  line-height: 1;
  -webkit-box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.6);
          box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.6);
}
.spec_area .item_btn a span {
  vertical-align: -3.5px;
}
@media (max-width: 767px) {
  .spec_area .item_btn a {
    width: 80%;
    font-size: 20px;
    padding: 22px 0 23px;
  }
}

footer {
  background-color: #161616;
  padding: 20px;
}
footer .link-pageup {
  position: fixed;
  right: 40px;
  bottom: 20px;
  font-size: 40px;
  color: #67717a;
  z-index: 500;
}
@media (max-width: 991px) {
  footer .link-pageup {
    right: 10px;
    bottom: 10px;
  }
}
footer .link-pageup:hover {
  color: #a4aeb8;
}
footer .copyright {
  display: block;
  text-align: center;
  color: #ffffff;
}
@media (max-width: 575px) {
  footer .copyright {
    font-size: 12px;
  }
}

header {
  margin-bottom: 40px;
}
@media (max-width: 575px) {
  header {
    margin-bottom: 8%;
  }
}
header .header_inner {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}
header .header_inner .header_l {
  margin-top: 80px;
}
header .header_inner .header_l .logo_op {
  margin-bottom: 60px;
}
header .header_inner .header_l .kv_txt {
  margin: 60px 0 0;
  font-size: 22px;
  font-weight: 700;
}
header .header_inner .header_l .kv_txt .kv_txt_b {
  font-weight: 900;
  display: inline-block;
  font-size: 28px;
  background: -webkit-gradient(linear, left top, left bottom, color-stop(60%, transparent), color-stop(60%, rgba(0, 152, 218, 0.3)));
  background: linear-gradient(transparent 60%, rgba(0, 152, 218, 0.3) 60%);
  padding-bottom: 0.15em;
}
header .header_inner .header_r {
  margin-top: 20px;
}
header .header_inner .img_plane {
  position: absolute;
  top: 7%;
  left: 28.5%;
}
header .header_inner .img_map {
  position: absolute;
  bottom: 4.5%;
  left: 29.5%;
}
@media (max-width: 1399px) {
  header .header_inner .header_l {
    margin-top: 60px;
  }
  header .header_inner .header_l .logo_op {
    margin-bottom: 40px;
  }
  header .header_inner .header_l h1 img {
    width: 90%;
  }
  header .header_inner .header_l .kv_txt {
    margin: 40px 0 0;
    font-size: 20px;
  }
  header .header_inner .header_l .kv_txt .kv_txt_b {
    font-size: 26px;
  }
  header .header_inner .header_r {
    width: 54%;
  }
  header .header_inner .img_plane {
    width: 26%;
    left: 32%;
  }
  header .header_inner .img_map {
    width: 8%;
    bottom: 1%;
    left: 32%;
  }
}
@media (max-width: 1199px) {
  header .header_inner .header_l .logo_op img {
    width: 50%;
  }
  header .header_inner .header_l h1 img {
    width: 80%;
  }
  header .header_inner .img_map {
    display: none;
  }
}
@media (max-width: 991px) {
  header .header_inner {
    display: block;
    text-align: center;
  }
  header .header_inner .header_l {
    margin-top: 30px;
  }
  header .header_inner .header_l .logo_op {
    text-align: left;
  }
  header .header_inner .header_l .logo_op img {
    width: 30%;
    padding-left: 2%;
  }
  header .header_inner .header_l h1 img {
    width: 60%;
  }
  header .header_inner .header_r {
    width: 100%;
    margin-top: 10px;
  }
  header .header_inner .img_plane {
    width: 40%;
    top: -6px;
    left: 55%;
  }
  header .header_inner .img_map {
    display: block;
    bottom: 50%;
    left: 8%;
    width: 14%;
  }
}
@media (max-width: 767px) {
  header .header_inner .img_map {
    bottom: 46%;
  }
}
@media (max-width: 575px) {
  header .header_inner .header_l .logo_op {
    margin-bottom: 30px;
  }
  header .header_inner .header_l .kv_txt {
    font-size: 16px;
    margin-top: 20px;
  }
  header .header_inner .header_l .kv_txt .kv_txt_b {
    font-size: 20px;
  }
  header .header_inner .img_plane {
    left: 53%;
  }
  header .header_inner .img_map {
    left: 10%;
    bottom: 45%;
  }
}