/*------------------------------------------------------------------------------

  About index

------------------------------------------------------------------------------*/
@media only screen and (max-width: 767px) {
  .under_container {
    overflow-y: hidden;
  }
}

@media print, screen and (min-width: 768px) {
  .index_mainvisual_wrapper {
    background: url("/about/img/index/index_mainvisual_img.jpg") center center/1600px auto no-repeat;
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge {
    margin: 170px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge {
    margin: 105px 0 0;
  }
}

.index_challenge_wrapper {
  background: center center / cover no-repeat;
}

@media print, screen and (min-width: 1101px) {
  .index_challenge_wrapper {
    background-image: url("/about/img/index/bg_index_challenge.jpg");
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge_wrapper {
    background-image: url("/about/img/index/bg_sp_index_challenge.jpg");
  }
}

@media print, screen and (min-width: 768px) and (max-width: 1100px) {
  .index_challenge .container {
    background: url("/about/img/index/bg_index_challenge.jpg") center center/cover no-repeat;
  }
}

.index_challenge_inner {
  position: relative;
  text-align: center;
}

@media print, screen and (min-width: 768px) {
  .index_challenge_inner {
    top: -85px;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge_inner {
    top: -51px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge_inner .mod-button {
    margin: 35px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge_inner .mod-button {
    margin: 20px 0 0;
  }
}

.index_challenge-logo {
  text-align: center;
  position: relative;
  display: inline-block;
}

.index_challenge-logo::before {
  content: '';
  position: absolute;
  display: block;
  background-color: #00787e;
  height: 1px;
  -webkit-transform: rotate(125deg);
  transform: rotate(125deg);
  z-index: -1;
}

@media only screen and (max-width: 767px) {
  .index_challenge-logo::before {
    width: 63px;
    top: -32px;
    left: calc(50% + 18px);
    -webkit-transform: translateX(-50%) rotate(125deg);
    transform: translateX(-50%) rotate(125deg);
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge-logo::before {
    width: 100px;
    left: calc(50% - 20px);
    top: -46px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge-logo img {
    width: 330px;
    height: 110px;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-logo img {
    width: 200px;
    height: 66px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge-text {
    margin: 29px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-text {
    margin: 34px 0 0;
  }
}

.index_challenge-text p {
  color: #222;
  text-align: center;
  line-height: 1.6;
}

@media print, screen and (min-width: 768px) {
  .index_challenge-text p {
    font-size: 17px;
    font-size: 1.7rem;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-text p {
    font-size: 15px;
    font-size: 1.5rem;
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge-icon {
    margin: 26px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-icon {
    margin: 18px 0 0;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
  }
}

.index_challenge-icon ul {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}

@media only screen and (max-width: 767px) {
  .index_challenge-icon ul {
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    width: 284px;
  }
}

.index_challenge-icon li {
  background-color: #fff;
  border-radius: 50%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

@media print, screen and (min-width: 768px) {
  .index_challenge-icon li {
    width: 210px;
    height: 210px;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-icon li {
    width: 126px;
    height: 126px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge-icon li + li {
    margin-left: 70px;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-icon li:nth-child(2n) {
    margin-left: 32px;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-icon li:nth-child(3) {
    margin-top: -2px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_challenge-icon_inner {
    margin-top: -4px;
  }
}

.index_challenge-icon-image {
  text-align: center;
}

@media print, screen and (min-width: 768px) {
  .index_challenge-icon-image img {
    width: 80px;
    height: 80px;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-icon-image img {
    width: 54px;
    height: 54px;
  }
}

.index_challenge-icon-caption p {
  cursor: default;
  font-weight: bold;
  text-align: center;
  line-height: 1.3;
}

@media print, screen and (min-width: 768px) {
  .index_challenge-icon-caption p {
    font-size: 21px;
    font-size: 2.1rem;
    margin: 19px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_challenge-icon-caption p {
    font-size: 13px;
    font-size: 1.3rem;
    margin: 10px 0 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_history {
    margin: 100px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_history {
    margin: 60px 0 0;
  }
}

@media print, screen and (min-width: 768px) and (max-width: 1100px) {
  .index_history_inner {
    width: 1100px;
    padding: 0 20px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_history_inner {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
    -ms-flex-direction: row-reverse;
    flex-direction: row-reverse;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
  }
}

@media only screen and (max-width: 767px) {
  .index_history_inner {
    padding: 0 10px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_history-image {
    width: 50%;
    -ms-flex-negative: 0;
    flex-shrink: 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_history-image img {
    max-width: 750px;
    width: 100%;
  }
}

@media only screen and (max-width: 767px) {
  .index_history-image img {
    margin: auto;
    max-width: 100%;
  }
}

@media print, screen and (min-width: 768px) {
  .index_history-image + .index_history-contents {
    padding-right: 40px;
  }
}

@media only screen and (max-width: 767px) {
  .index_history-image + .index_history-contents {
    margin-top: 20px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_history-contents {
    width: 550px;
    padding: 0 0 0 20px;
    -ms-flex-negative: 0;
    flex-shrink: 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_history-text {
    margin: 25px 0 0;
    padding: 0 0 0 62px;
  }
}

@media only screen and (max-width: 767px) {
  .index_history-text {
    margin: 12px 0 0;
  }
}

.index_history-text > p {
  color: #222;
  line-height: 1.9;
}

@media print, screen and (min-width: 768px) {
  .index_history-text > p {
    font-size: 17px;
    font-size: 1.7rem;
  }
}

@media only screen and (max-width: 767px) {
  .index_history-text > p {
    font-size: 15px;
    font-size: 1.5rem;
  }
}

@media print, screen and (min-width: 768px) {
  .index_about {
    margin: 136px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_about {
    margin: 100px 0 0;
  }
}

@media print, screen and (min-width: 1101px) {
  .index_about_wrapper {
    background: linear-gradient(130deg, #5cb531 0%, #5cb531 42%, #5cb531 50%, #00787e 50%, #00787e 100%);
  }
}

@media print, screen and (min-width: 768px) {
  .index_about_wrapper {
    min-height: 345px;
  }
}

@media only screen and (max-width: 767px) {
  .index_about_wrapper {
    background: linear-gradient(130deg, #00787e 0%, #00787e 42%, #00787e 50%, #5cb531 50%, #5cb531 100%);
  }
}

@media print, screen and (min-width: 768px) and (max-width: 1100px) {
  .index_about_inner {
    background: linear-gradient(130deg, #5cb531 0%, #5cb531 42%, #5cb531 50%, #00787e 50%, #00787e 100%);
    margin: 0 -20px;
    padding: 0 20px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_about_inner {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    min-height: 345px;
  }
}

@media only screen and (max-width: 767px) {
  .index_about_inner {
    position: relative;
    top: -40px;
  }
}

.index_about-movie {
  position: relative;
  overflow: hidden;
}

@media print, screen and (min-width: 768px) {
  .index_about-movie {
    width: 610px;
    -ms-flex-negative: 0;
    flex-shrink: 0;
    top: -38px;
  }
}

@media print, screen and (min-width: 768px) {
  .index_about-movie a:hover img {
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
  }
}

@media print, screen and (min-width: 768px) {
  .index_about-movie img {
    -webkit-transition: 0.3s ease;
    transition: 0.3s ease;
    width: 100%;
  }
}

@media only screen and (max-width: 767px) {
  .index_about-movie img {
    max-width: 100%;
  }
}

@media print, screen and (min-width: 768px) {
  .index_about-movie + .index_about-contents {
    margin-left: 50px;
  }
}

@media only screen and (max-width: 767px) {
  .index_about-movie + .index_about-contents {
    margin-top: 20px;
  }
}

.index_about-contents {
  -ms-flex-item-align: center;
  -ms-grid-row-align: center;
  align-self: center;
}

.index_about-title .index_h2 {
  color: #fff;
}

@media print, screen and (min-width: 768px) {
  .index_about-text {
    padding: 0 0 0 68px;
  }
}

@media only screen and (max-width: 767px) {
  .index_about-text {
    padding: 0 0 0 36px;
  }
}

.index_about-text p {
  color: #fff;
  line-height: 1.9;
}

@media print, screen and (min-width: 768px) {
  .index_about-text p {
    font-size: 17px;
    font-size: 1.7rem;
    margin: 15px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_about-text p {
    font-size: 15px;
    font-size: 1.5rem;
    margin: 6px 0 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category {
    margin: 100px 0 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_category {
    margin: 40px 0 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li {
    width: calc(50% - 20px);
    margin: 0 0 60px;
  }
}

.index_category .container > ul > li .index_category-image {
  overflow: hidden;
  max-width: 510px;
}

.index_category .container > ul > li .index_category-image img {
  max-width: 510px;
  width: 100%;
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-image img {
    -webkit-transition: 0.3s ease;
    transition: 0.3s ease;
  }
}

.index_category .container > ul > li .index_category-title p {
  color: #222;
  font-weight: bold;
  display: inline-block;
  line-height: 1.3;
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-title p {
    font-size: 25px;
    font-size: 2.5rem;
    padding: 0 36px 0 0;
    -webkit-transition: 0.3s ease;
    transition: 0.3s ease;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-title p {
    font-size: 20px;
    font-size: 2rem;
    padding: 0 28px 0 0;
  }
}

.index_category .container > ul > li .index_category-title p.icon_arrow_g::after {
  right: 0;
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-title p.icon_arrow_g::after {
    width: 25px;
    height: 7px;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-title p.icon_arrow_g::after {
    width: 20px;
    height: 6px;
    top: 10px;
  }
}

.index_category .container > ul > li .index_category-text {
  color: #666;
  line-height: 1.6;
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-text {
    font-size: 15px;
    font-size: 1.5rem;
    margin: 17px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-text {
    font-size: 13px;
    font-size: 1.3rem;
    margin: 12px 0 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-detail {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-contents {
    margin: 30px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-contents {
    margin: 20px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category_wrapper {
    max-width: 510px;
    margin: auto;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-link {
    min-width: 50%;
    -ms-flex-negative: 0;
    flex-shrink: 0;
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
    padding: 0 0 0 35px;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-link {
    margin: 15px 0 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-link ul {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
  }
}

.index_category .container > ul > li .index_category-link li {
  display: block;
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-link li {
    width: calc(50% - 10px);
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-link li + li {
    margin-left: 20px;
  }
}

.index_category .container > ul > li .index_category-link li a {
  display: block;
  color: #00787e;
  border-bottom: 1px solid #c3cad4;
  line-height: 1.4;
  font-weight: bold;
  position: relative;
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-link li a {
    font-size: 16px;
    font-size: 1.6rem;
    padding: 17px 25px 12px 0;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-link li a {
    font-size: 14px;
    font-size: 1.4rem;
    padding: 15px 15px 11px 0;
    height: 100%;
  }
}

.index_category .container > ul > li .index_category-link li a::before {
  content: '';
  position: absolute;
  display: block;
  width: 100%;
  -webkit-transform: scaleX(0);
  transform: scaleX(0);
  height: 2px;
  bottom: -1px;
  left: 0;
  background-color: #00787e;
  -webkit-transform-origin: bottom right;
  transform-origin: bottom right;
  -webkit-transition: -webkit-transform 0.2s linear;
  transition: -webkit-transform 0.2s linear;
  transition: transform 0.2s linear;
  transition: transform 0.2s linear, -webkit-transform 0.2s linear;
}

.index_category .container > ul > li .index_category-link li a::after {
  right: 0;
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li .index_category-link li a::after {
    top: 29px;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li .index_category-link li a::after {
    top: 21px;
  }
}

.index_category .container > ul > li .index_category-link li a:hover::before {
  -webkit-transform: scaleX(1);
  transform: scaleX(1);
  -webkit-transform-origin: bottom left;
  transform-origin: bottom left;
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li:nth-child(2n+1) {
    margin-left: 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li:nth-child(2n+1):nth-last-child(-n+2),
  .index_category .container > ul > li:nth-child(2n+1):nth-last-child(-n+2) ~ li {
    margin-bottom: 0;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li + li {
    margin-left: 40px;
  }
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li + li {
    margin-top: 40px;
  }
}

.index_category .container > ul > li > a {
  display: block;
}

@media only screen and (max-width: 767px) {
  .index_category .container > ul > li > a {
    margin: auto;
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li > a:hover .index_category-image img {
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
  }
}

@media print, screen and (min-width: 768px) {
  .index_category .container > ul > li > a:hover .index_category-title p {
    color: #00787e;
  }
}