@charset "UTF-8";
/* トップページ */
.mv {
  position: relative;
  overflow: hidden;
  height: 83.6rem;
  background: linear-gradient(#aee7f4, #eaf8fd);
}
.mv:before {
  bottom: -6.8rem;
  left: 50%;
  width: 196rem;
  height: 55.3rem;
  border-radius: 50%;
  background: #fff;
  transform: translate(-50%, 50%);
  content: "";
  position: absolute;
  display: block;
}
.mv:after {
  bottom: 5rem;
  left: 50%;
  width: 98rem;
  height: 29.7rem;
  background: url(../img/index/mv_illust.png) no-repeat center center;
  transform: translateX(-50%);
  content: "";
  position: absolute;
  display: block;
}
.mv .swiper-wrapper {
  transition-timing-function: linear;
}
.mv__photo {
  overflow: hidden;
}
.mv__photo .swiper-slide {
  margin: 0 -0.9rem;
  width: 295.6rem;
  height: 34.6rem;
}
.mv__photo .swiper-slide img {
  width: 295.6rem;
  height: 34.6rem;
}
.mv__logo {
  overflow: hidden;
  padding: 5.6rem 0 2.8rem;
}
.mv__logo .swiper-slide {
  padding: 0 0.7rem;
  width: 50.8rem;
  height: 6rem;
}
.mv__logo .swiper-slide img {
  width: 50.8rem;
  height: 6rem;
}

.notice {
  padding: 0 0 7rem;
  text-align: left;
  display: flex;
  justify-content: space-between;
  width: 98rem;
  margin: 0 auto;
}
@media screen and (min-width: 767px) and (max-width: 1280px) {
  .notice {
    padding: 0 3rem 7rem;
    width: auto;
  }
}
.notice__ttl {
  padding: 1em 0;
  width: 17.34%;
  color: #e50a0a;
  font-weight: 700;
  font-size: 2.2rem;
  line-height: 1.75;
}
.notice__info {
  width: 81.63%;
  border-left: 0.1rem solid #e50a0a;
  color: #e50a0a;
  font-size: 1.6rem;
  line-height: 1.8em;
}
.notice__info__txt {
  margin: 0 0 0.4em 3.4em;
  list-style: disc outside;
}
.notice__info__txt .txtbtn {
  color: #e50a0a;
  text-decoration: underline;
}

.index__ttl {
  position: relative;
  display: inline-block;
  margin: 12rem 0 0;
  padding: 0 0 9rem;
  letter-spacing: 0.1em;
  font-weight: 400;
  font-size: 5.4rem;
  font-family: "Righteous", cursive;
  line-height: 0.7;
}
.index__ttl small {
  letter-spacing: 0;
  font-weight: 700;
  font-size: 1.8rem;
  font-family: "Noto Sans JP", sans-serif;
}
.index__ttl.illust01 {
  padding: 0 0 7rem;
}
.index__ttl.illust01:before {
  top: -3rem;
  left: -9.8rem;
  width: 6.1rem;
  height: 11.6rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust01.png) no-repeat center center;
  background-size: contain;
  content: "";
  position: absolute;
  display: block;
}
.index__ttl.illust02:before {
  top: -2.5rem;
  left: -11.8rem;
  width: 8rem;
  height: 11.5rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust02.png) no-repeat center center;
  background-size: contain;
  content: "";
  position: absolute;
  display: block;
}
.index__ttl.illust02:after {
  top: -1.2rem;
  right: -9rem;
  width: 5.3rem;
  height: 10.5rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust03.png) no-repeat center center;
  background-size: contain;
  content: "";
  position: absolute;
  display: block;
}
.index__ttl.illust03:before {
  top: -3.5rem;
  left: -13.5rem;
  width: 7.6rem;
  height: 11.6rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust07.png) no-repeat center center;
  background-size: contain;
  content: "";
  position: absolute;
  display: block;
}
.index__ttl.illust03:after {
  top: -3.5rem;
  right: -15rem;
  width: 9rem;
  height: 10.6rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust08.png) no-repeat center center;
  background-size: contain;
  content: "";
  position: absolute;
  display: block;
}
.index__btn {
  display: inline-block;
  padding: 0 7rem;
  border: 0.1rem solid #f9a032;
  border-radius: 3.5rem;
  background: #f9a032 url(/wp-content/themes/museum/assets2023/img/common/arrow_white.svg) no-repeat right 1em center;
  background-size: 2rem auto;
  color: #fff;
  font-weight: 700;
  font-size: 1.8rem;
  line-height: 6.8rem;
}
.index__btn:hover {
  background: #fff url(/wp-content/themes/museum/assets2023/img/common/arrow_orange.svg) no-repeat right 1em center;
  background-size: 2rem auto;
  color: #f9a032;
}

.news {
  position: relative;
  margin-top: 13.3rem;
  background-color: #fff;
  background-image: radial-gradient(#cfe9fd 26%, transparent 29%), radial-gradient(#cfe9fd 26%, transparent 29%);
  background-position: 0 0, 0.4rem 0.4rem;
  background-size: 0.8rem 0.8rem;
}
.news__slider {
  position: relative;
  top: -13.3rem;
  overflow: hidden;
  box-sizing: border-box;
  padding: 0 0.8rem 0.8rem 0;
  width: 98rem;
  margin: 0 auto -13.3rem;
}
.news__slider .swiper-slide {
  border-radius: 1.8rem;
  background: #fff;
  box-shadow: 0.8rem 0.8rem 0 rgba(0, 0, 0, 0.1);
}
.news__slider .thumb {
  height: 17.6rem;
  object-fit: cover;
  border-radius: 1.8rem 1.8rem 0 0;
}
.news__btn {
  display: block;
  color: inherit;
}
.news__btn:hover {
  opacity: 0.7;
}
.news .swiper-button-next,
.news .swiper-button-prev {
  width: 3.6rem;
  height: 3.6rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/swiper_arrow.svg) no-repeat center center;
  background-size: contain;
}
.news .swiper-button-next:after,
.news .swiper-button-prev:after {
  display: none;
}
.news .swiper-button-next {
  top: 0.5rem;
  right: 50%;
  transform: translateX(50.6rem);
}
.news .swiper-button-prev {
  top: 0.5rem;
  left: 50%;
  transform: translateX(-50.6rem) rotate(180deg);
}
.news__detail {
  padding: 2.5rem 3rem 3.3rem;
  text-align: left;
}
.news__detail__date {
  padding: 0 0 0.6em;
  font-size: 1.4rem;
  line-height: 1.8rem;
}
.news__detail__date .genre {
  display: inline-block;
  margin-left: 0.8em;
  padding: 0.1em 0.5em;
  border-radius: 0.5rem;
  color: #fff;
  font-size: 1.2rem;
}
.news__detail__date .genre.osoji {
  background: #3d8bdd;
}
.news__detail__date .genre.misudo_museum {
  background: #f99520;
}
.news__detail__date .genre.all {
  background: #6a5246;
}
.news__detail__ttl {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  height: 3.32em;
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.66;
  -webkit-line-clamp: 2;
}
.news__list {
  padding: 5rem 0 10rem;
}

.outline {
  box-sizing: border-box;
  padding: 12rem 0 0;
  min-height: 70rem;
  background: url(../img/about/about_bg.jpg) repeat-x center top;
}
.outline__ttl {
  box-sizing: border-box;
  margin-bottom: 5.8rem;
  color: #6a5246;
  font-weight: 700;
  font-size: 3rem;
  line-height: 1;
}
.outline__ttl .grow {
  position: relative;
  display: inline-block;
}
.outline__ttl .grow:before, .outline__ttl .grow:after {
  bottom: -0.2em;
  width: 1.5rem;
  height: 3.8rem;
  background: url(../img/about/grow_brown.svg) no-repeat center center;
  background-size: contain;
  content: "";
  position: absolute;
  display: block;
}
.outline__ttl .grow:before {
  left: -5rem;
}
.outline__ttl .grow:after {
  right: -5rem;
  transform: rotateY(180deg);
}
.outline__txt {
  padding: 0 0 2em;
  color: #6a5246;
  font-weight: 700;
  font-size: 1.6rem;
  line-height: 2;
}

.about {
  position: relative;
  overflow: hidden;
  margin: 0 0 13.6rem;
  min-height: 50.8rem;
}
.about:after {
  top: 21.4rem;
  z-index: -1;
  width: calc(50% + 39rem);
  height: 29.3rem;
  content: "";
  position: absolute;
  display: block;
}
.about.make:after {
  left: 0;
  border-radius: 0 2rem 2rem 0;
  background: #f9a032;
}
.about.play:after {
  right: 0;
  border-radius: 2rem 0 0 2rem;
  background: #f99;
}
.about.learn:after {
  left: 0;
  border-radius: 0 2rem 2rem 0;
  background: #51ade0;
}
.about .inner {
  display: flex;
  justify-content: space-between;
}
.about__detail {
  width: 33.4rem;
}
.play .about__detail {
  order: 2;
}
.about__detail__ttl {
  position: relative;
  display: flex;
  align-items: end;
  margin: 0 -0.3em 0 0;
  height: 21.4rem;
  letter-spacing: 0.18em;
  font-weight: 700;
  font-size: 4.8rem;
  line-height: 2;
}
.about__detail__ttl span {
  display: inline-block;
  margin-bottom: -0.6em;
  width: 100%;
}
.about__detail__ttl strong {
  display: inline-block;
  font-weight: 400;
  font-size: 10rem;
  font-family: "Righteous", cursive;
  line-height: 1;
}
.about__detail__ttl:before {
  content: "";
  position: absolute;
  display: block;
}
.make .about__detail__ttl {
  text-align: right;
}
.make .about__detail__ttl:before {
  bottom: -4.2rem;
  left: -8.3rem;
  width: 9.2rem;
  height: 13.8rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust04.png) no-repeat center center;
  background-size: contain;
}
.make .about__detail__ttl strong {
  color: #f9a032;
}
.play .about__detail__ttl {
  margin: 0 0 0 -0.15em;
  text-align: left;
}
.play .about__detail__ttl:before {
  right: -6.3rem;
  bottom: -4.4rem;
  width: 10.7rem;
  height: 18.2rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust05.png) no-repeat center center;
  background-size: contain;
}
.play .about__detail__ttl strong {
  color: #f99;
}
.learn .about__detail__ttl {
  text-align: right;
}
.learn .about__detail__ttl:before {
  bottom: -3.2rem;
  left: -13.4rem;
  width: 10.9rem;
  height: 15.9rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/illust06.png) no-repeat center center;
  background-size: contain;
}
.learn .about__detail__ttl strong {
  color: #51ade0;
}
.about__detail__txt {
  padding: 5rem 0 0;
  color: #fff;
  text-align: left;
  font-weight: 700;
  font-size: 1.6rem;
  line-height: 2;
}
.about__photo {
  width: 55.1rem;
}
.play .about__photo {
  order: 1;
}
.about__photo .pict {
  box-sizing: border-box;
  border-radius: 2.8rem;
}
.make .about__photo .pict {
  border: 0.6rem solid #f9a032;
}
.play .about__photo .pict {
  border: 0.6rem solid #f99;
}
.learn .about__photo .pict {
  border: 0.6rem solid #51ade0;
}
.about__more {
  padding: 0 0 13rem;
}

.posts {
  height: 94.3rem;
  background: url(/wp-content/themes/museum/assets2023/img/index/posts_bg.png) repeat-x center center;
  background-size: 135.2rem auto;
}
.posts__ttl {
  padding: 11rem 0 2.5rem;
  width: 66.6rem;
  margin: 0 auto;
}
.posts__txt {
  padding: 0 0 4.7rem;
  color: #384f8e;
  font-weight: 700;
  font-size: 1.8rem;
  line-height: 1.78;
}
.posts__txt small {
  display: inline-block;
  margin-top: 1.4em;
  font-size: 1.4rem;
  line-height: 1.769;
}
.posts__gallery {
  padding: 0 0 7.2rem;
  display: flex;
  justify-content: space-between;
  width: 98rem;
  margin: 0 auto;
}
.posts__gallery__item {
  box-sizing: border-box;
  margin-bottom: 2.8rem;
  width: 22.4rem;
  border: 2rem solid #fff;
  border-radius: 1rem;
}
.posts .index__btn {
  border: 0.1rem solid #384f8e;
  background: #fff url(/wp-content/themes/museum/assets2023/img/common/arrow_navy.svg) no-repeat right 1em center;
  background-size: 2rem auto;
  color: #384f8e;
}
.posts .index__btn:hover {
  background: #384f8e url(/wp-content/themes/museum/assets2023/img/common/arrow_white.svg) no-repeat right 1em center;
  background-size: 2rem auto;
  color: #fff;
}

.guide {
  width: 814px;
  margin: 0 auto;
}
.guide__ttl {
  padding: 0 0 2.6rem;
  font-weight: 700;
  font-size: 1.8rem;
  line-height: 1.2;
}
.guide__summary {
  margin: 0 0 9.5rem;
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 1.6rem;
  line-height: 1.8;
}
.guide__summary__ttl {
  box-sizing: border-box;
  padding: 2.5rem 3rem;
  width: 21.5rem;
  border-top: 1px solid #d8d8d8;
  border-right: 1px solid #d8d8d8;
  border-bottom: 1px solid #d8d8d8;
  background: #f2f2f2;
  font-weight: 700;
}
.guide__summary__txt {
  padding: 2.5rem 3rem;
  border-top: 1px solid #d8d8d8;
  border-bottom: 1px solid #d8d8d8;
}
.guide__summary__txt small {
  display: inline-block;
  font-size: 1.4rem;
}
.guide__summary__txt .aster {
  margin-left: 1em;
  text-indent: -1em;
  font-size: 1.2rem;
  line-height: 1.66;
}
.guide__summary__txt .aster:before {
  content: "※";
}
.guide__summary__txt .mgt {
  margin-top: 0.3em;
}
.guide__summary__txt .disc {
  margin-left: 1.5em;
  list-style: disc outside;
  font-size: 1.4rem;
  line-height: 1.71;
}
.guide__map {
  margin-bottom: 3rem;
}
.guide__txt {
  padding: 0 0 1.5em;
  text-align: left;
  font-size: 1.6rem;
  line-height: 1.68;
}
.guide__access {
  padding: 0 0 7rem;
  text-align: left;
}
.guide__access .guide__ttl {
  padding: 0 0 0.7em;
  text-align: left;
}
.guide__access .guide__txt {
  padding: 0 0 3rem;
}
.guide__access .guide__txt.warning {
  margin: 0.2em 0 0;
  padding: 0.8em 1em;
  border: 0.1rem solid #e50a0a;
  border-radius: 1rem;
  color: #e50a0a;
  text-align: center;
  font-weight: 700;
}
.guide__more {
  padding: 0 0 8rem;
}

.banner {
  padding: 0 0 15.3rem;
  display: flex;
  justify-content: space-between;
  width: 98rem;
  margin: 0 auto;
}
.banner__item {
  width: 47rem;
}

.schedule {
  box-sizing: border-box;
  margin: auto;
  padding: 0 4.4rem 0 4.2rem;
  max-width: 98rem;
  border: solid 0.4rem #dceefb;
  border-radius: 1rem;
}
@media screen and (max-width: 767px) {
  .schedule {
    margin-top: 9.3333333333vw;
    padding: 0 4.2666666667vw;
    width: 89.3333333333vw;
  }
}
.schedule .schedule-list {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.8rem 0;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list {
    align-items: center;
    flex-direction: column;
    justify-content: center;
    padding: 5.3333333333vw 0;
  }
}
.schedule .schedule-list__item {
  position: relative;
}
.schedule .schedule-list__item:nth-child(1) {
  flex-grow: 1;
  max-width: 56.4rem;
}
.schedule .schedule-list__item:nth-child(1) .schedule-list__title:before {
  background-image: url(/wp-content/themes/museum/assets2023/img/index/schedule-icon_1.svg);
}
.schedule .schedule-list__item:nth-child(1):after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  display: inline-block;
  width: 0.3rem;
  height: 17rem;
  background-image: url(/wp-content/themes/museum/assets2023/img/index/schedule-line_1.svg);
  background-position-y: 0.2rem;
  background-size: 100%;
  background-repeat: no-repeat;
  transform: translateY(-50%);
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item:nth-child(1):after {
    position: relative;
    top: auto;
    bottom: 0;
    width: 100%;
    height: 0.8vw;
    background-image: url(/wp-content/themes/museum/assets2023/img/index/schedule-line_2.svg);
    background-position-y: 0;
    transform: none;
  }
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item:nth-child(2) {
    margin-top: 4vw;
  }
}
.schedule .schedule-list__item:nth-child(2) .schedule-list__title:before {
  background-image: url(/wp-content/themes/museum/assets2023/img/index/schedule-icon_2.svg);
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item .closing-list {
    margin-bottom: 2.1333333333vw;
  }
}
.schedule .schedule-list__item .closing-list__item {
  display: flex;
  align-items: baseline;
}
.schedule .schedule-list__item .closing-list__item:nth-child(1) {
  margin-bottom: 1.2rem;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item .closing-list__item:nth-child(1) {
    margin-bottom: auto;
    padding-bottom: 2.6666666667vw;
    border-bottom: solid 0.2666666667vw #d6d6d6;
  }
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item .closing-list__item:nth-child(2) {
    padding-top: 2.6666666667vw;
  }
}
.schedule .schedule-list__item .closing-list__item .closing-list__title {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  justify-content: center;
  margin-right: 1em;
  padding: 0 2rem;
  height: 2.7rem;
  border-radius: 0.5rem;
  background-color: #dceefb;
  font-weight: bold;
  font-size: 1.5rem;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item .closing-list__item .closing-list__title {
    padding: 2.1333333333vw 4.2666666667vw;
    height: auto;
    font-size: 3.4666666667vw;
  }
}
.schedule .schedule-list__item .closing-list__item .closing-list__detail {
  text-align: left;
  font-size: 1.5rem;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item .closing-list__item .closing-list__detail {
    font-size: 4vw;
  }
}
.schedule .schedule-list__item .closing-list__item .closing-list__detail .schedule-attention {
  font-size: 1.2rem;
  line-height: 2;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__item .closing-list__item .closing-list__detail .schedule-attention {
    margin-top: 0.5em;
    font-size: 3.2vw;
    line-height: 1.5;
  }
}
.schedule .schedule-list__title {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
  color: #3d8bdd;
  font-weight: bold;
  font-size: 2rem;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__title {
    margin-bottom: 3.2vw;
    font-size: 4.5333333333vw;
  }
}
.schedule .schedule-list__title:before {
  content: "";
  position: relative;
  display: inline-block;
  margin-right: 1.2rem;
  width: 4rem;
  height: 4rem;
  background-size: 100%;
  background-repeat: no-repeat;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list__title:before {
    margin-right: 2.4vw;
    width: 6.6666666667vw;
    height: 6.6666666667vw;
  }
}
.schedule .schedule-list .opening-time {
  margin-top: 1.6rem;
  font-weight: bold;
  font-size: 1.8rem;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list .opening-time {
    margin-top: 2.1333333333vw;
    text-align: center;
    font-size: 4.2666666667vw;
  }
}
.schedule .schedule-list .opening-time .smaller {
  font-size: 1.6rem;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list .opening-time .smaller {
    text-align: center;
    font-size: 3.7333333333vw;
  }
}
.schedule .schedule-list .schedule-link {
  display: block;
  margin-top: 1rem;
  color: #3d8bdd;
  text-decoration: underline;
  font-weight: bold;
  font-size: 1.4rem;
}
@media screen and (max-width: 767px) {
  .schedule .schedule-list .schedule-link {
    margin-top: 0.5rem;
    font-size: 3.4666666667vw;
  }
}

.parking {
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  margin-top: 4rem;
  margin-bottom: 10rem;
  height: 10.5rem;
  background-color: #3d8bdd;
  color: white;
}
@media screen and (max-width: 767px) {
  .parking {
    margin-top: 9.3333333333vw;
    margin-bottom: 17.8666666667vw;
    height: 27.2vw;
  }
}
.parking__title {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: bold;
  font-size: 3rem;
}
@media screen and (max-width: 767px) {
  .parking__title {
    font-size: 4.9333333333vw;
  }
}
.parking__title::before {
  content: "";
  position: relative;
  display: inline-block;
  margin-right: 1.6rem;
  width: 5.1rem;
  height: 3rem;
  background-image: url(/wp-content/themes/museum/assets2023/img/index/parking-icon.svg);
  background-size: 100%;
  background-repeat: no-repeat;
}
@media screen and (max-width: 767px) {
  .parking__title::before {
    margin-right: 2.1333333333vw;
    width: 9.0666666667vw;
    height: 5.3333333333vw;
  }
}
.parking__text {
  margin-top: 0.5rem;
  font-size: 1.5rem;
}
@media screen and (max-width: 767px) {
  .parking__text {
    font-size: 3.4666666667vw;
    line-height: 1.42;
  }
}

.facility.top {
  padding-bottom: 12.4rem;
}
@media screen and (max-width: 767px) {
  .facility.top {
    padding-bottom: 20.8vw;
  }
}

/* ------------------ */
/* スマートフォン */
/* ------------------ */
@media screen and (max-width: 767px) {
  .mv {
    z-index: -1;
    height: 130vw;
  }
  .mv:before {
    bottom: 0;
    width: 149.3333333333vw;
    height: 62.1333333333vw;
  }
  .mv:after {
    bottom: 0;
    width: 141.3333333333vw;
    height: 42.9333333333vw;
    background-size: contain;
  }
  .mv__photo .swiper-slide {
    width: 525.6vw;
    height: 63.7333333333vw;
  }
  .mv__photo .swiper-slide img {
    width: 525.6vw;
    height: 63.7333333333vw;
  }
  .mv__logo {
    padding: 9.3333333333vw 0 3.7333333333vw;
  }
  .mv__logo .swiper-slide {
    padding: 0 2.4vw;
    width: 76.1333333333vw;
    height: 8.9333333333vw;
  }
  .mv__logo .swiper-slide img {
    width: 76.1333333333vw;
    height: 8.9333333333vw;
  }
  .notice {
    padding: 8vw 5.3333333333vw 14.6666666667vw;
    width: auto;
    text-align: center;
    display: block;
    justify-content: unset;
  }
  .notice__ttl {
    position: relative;
    z-index: -1;
    display: inline-block;
    margin: 0 0 1em;
    padding: 0;
    width: auto;
    color: #e50a0a;
    font-weight: 700;
    font-size: 4.2666666667vw;
    line-height: 9.4666666667vw;
  }
  .notice__ttl:before, .notice__ttl:after {
    width: 4.6666666667vw;
    height: 4.6666666667vw;
    background: url(../img/index/notice_bg.svg) no-repeat center center;
    background-size: contain;
    content: "";
    position: absolute;
    display: block;
  }
  .notice__ttl:before {
    top: 0;
    left: -4.9333333333vw;
  }
  .notice__ttl:after {
    right: -4.9333333333vw;
    bottom: 0;
    transform: rotate(180deg);
  }
  .notice__info {
    width: auto;
    border-left: none;
    text-align: left;
    font-size: 3.4666666667vw;
    line-height: 1.61em;
  }
  .notice__info__txt {
    margin: 0 0 0.4em 1.2em;
  }
  .index__ttl {
    margin: 19.3333333333vw 0 0;
    padding: 0 0 10vw;
    font-size: 9.6vw;
  }
  .index__ttl small {
    font-size: 3.7333333333vw;
  }
  .index__ttl.illust01 {
    padding: 0 0 7.0666666667vw;
  }
  .index__ttl.illust01:before {
    top: -4vw;
    left: -13.0666666667vw;
    width: 9.0666666667vw;
    height: 16.9333333333vw;
  }
  .index__ttl.illust02:before {
    top: 0;
    left: -15.2vw;
    width: 11.7333333333vw;
    height: 16.9333333333vw;
  }
  .index__ttl.illust02:after {
    top: 1.3333333333vw;
    right: -13.3333333333vw;
    width: 11.7333333333vw;
    height: 15.4666666667vw;
  }
  .index__ttl.illust03:before {
    top: -2.4vw;
    left: -17.6vw;
    width: 11.8666666667vw;
    height: 18.1333333333vw;
  }
  .index__ttl.illust03:after {
    top: -2.9333333333vw;
    right: -20.8vw;
    width: 14.2666666667vw;
    height: 18.6666666667vw;
  }
  .index__btn {
    align-items: center;
    box-sizing: border-box;
    margin: 0 auto;
    padding: 0;
    width: 69.3333333333vw;
    height: 16.5333333333vw;
    border: 0.2666666667vw solid #f9a032;
    border-radius: 8.2666666667vw;
    background-size: 4vw auto;
    font-size: 4vw;
    line-height: 1.333;
    display: flex;
    justify-content: center;
  }
  .index__btn:hover {
    background-size: 4vw auto;
  }
  .news {
    margin-top: 26.4vw;
    background-position: 0 0, 0.5333333333vw 0.5333333333vw;
    background-size: 1.0666666667vw 1.0666666667vw;
  }
  .news__slider {
    top: -26.4vw;
    padding: 0 0 1.3333333333vw 5.3333333333vw;
    width: auto;
    margin: 0 auto -26.4vw;
  }
  .news__slider .swiper-slide {
    border-radius: 3.2vw;
    box-shadow: 1.3333333333vw 1.3333333333vw 0 rgba(0, 0, 0, 0.1);
  }
  .news__slider .thumb {
    height: 36vw;
    border-radius: 3.2vw 3.2vw 0 0;
  }
  .news .swiper-button-next,
  .news .swiper-button-prev {
    display: none;
  }
  .news__detail {
    padding: 3.3333333333vw 4.6666666667vw 4.6666666667vw;
  }
  .news__detail__date {
    font-size: 3.7333333333vw;
    line-height: 4.2666666667vw;
  }
  .news__detail__date .genre {
    border-radius: 1.0666666667vw;
    letter-spacing: 0.03em;
    font-size: 2.9333333333vw;
    font-feature-settings: "palt";
  }
  .news__detail__ttl {
    height: 2.92em;
    font-size: 4vw;
    line-height: 1.46;
  }
  .news__list {
    padding: 13.3333333333vw 0 21.3333333333vw;
  }
  .outline {
    padding: 17.3333333333vw 5.3333333333vw 0;
    min-height: 204.5333333333vw;
    background: url(../img/about/about_bg_sp.jpg) no-repeat center top;
    background-size: 100% auto;
  }
  .outline__ttl {
    margin-bottom: 9.3333333333vw;
    font-size: 5.8666666667vw;
    line-height: 1.3636;
  }
  .outline__ttl .grow:before, .outline__ttl .grow:after {
    width: 3.7333333333vw;
    height: 9.2vw;
  }
  .outline__ttl .grow:before {
    bottom: 50%;
    left: -8.4vw;
    transform: translateY(50%);
  }
  .outline__ttl .grow:after {
    right: -8.4vw;
    bottom: 50%;
    transform: translateY(50%) rotateY(180deg);
  }
  .outline__txt {
    padding: 0 0 2em;
    text-align: left;
    font-weight: 700;
    font-size: 4vw;
    line-height: 1.66;
  }
  .about {
    margin: 0 0 13.3333333333vw;
    min-height: unset;
  }
  .about:after {
    top: 24vw;
    width: 100%;
    height: 104.5333333333vw;
  }
  .about.make:after, .about.play:after, .about.learn:after {
    border-radius: 0;
  }
  .about .inner {
    flex-wrap: wrap;
  }
  .about__detail {
    width: 100%;
  }
  .play .about__detail {
    order: 1;
  }
  .about__detail__ttl {
    display: block;
    align-items: unset;
    margin: 0;
    padding: 5.3333333333vw 0 0;
    height: auto;
    font-size: 5.3333333333vw;
  }
  .about__detail__ttl span {
    margin-bottom: 0;
  }
  .about__detail__ttl strong {
    font-size: 16vw;
  }
  .make .about__detail__ttl {
    margin: 0 0 0 -0.15em;
    padding: 0 5.3333333333vw 0 40.4vw;
    text-align: left;
  }
  .make .about__detail__ttl:before {
    bottom: -7.0666666667vw;
    left: 15.4666666667vw;
    width: 17.2vw;
    height: 25.7333333333vw;
  }
  .play .about__detail__ttl {
    margin: 0;
    padding: 0 5.3333333333vw;
  }
  .play .about__detail__ttl:before {
    top: 0;
    right: 9.3333333333vw;
    bottom: auto;
    width: 20.2666666667vw;
    height: 34.6666666667vw;
  }
  .learn .about__detail__ttl {
    padding: 0 5.3333333333vw 0 40.4vw;
    text-align: left;
  }
  .learn .about__detail__ttl:before {
    bottom: -2.6666666667vw;
    left: 10.5333333333vw;
    width: 20.4vw;
    height: 29.7333333333vw;
  }
  .about__detail__txt {
    padding: 12vw 5.3333333333vw 7.3333333333vw;
    font-size: 4vw;
  }
  .about__photo {
    width: 100%;
  }
  .play .about__photo {
    order: 2;
  }
  .about__photo .pict {
    box-sizing: border-box;
  }
  .make .about__photo .pict {
    margin: 0 0 0 5.3333333333vw;
    border: 1.6vw solid #f9a032;
    border-radius: 5.8666666667vw 0 0 5.8666666667vw;
  }
  .play .about__photo .pict {
    margin: 0 5.3333333333vw 0 -5.3333333333vw;
    border: 1.6vw solid #f99;
    border-radius: 0 5.8666666667vw 5.8666666667vw 0;
  }
  .learn .about__photo .pict {
    margin: 0 0 0 5.3333333333vw;
    border: 1.6vw solid #51ade0;
    border-radius: 5.8666666667vw 0 0 5.8666666667vw;
  }
  .about__more {
    padding: 0 0 21.3333333333vw;
  }
  .posts {
    min-height: 264.5333333333vw;
    background: url(/wp-content/themes/museum/assets2023/img/index/posts_bg_sp.png) no-repeat center center;
    background-size: 100% 100%;
  }
  .posts__ttl {
    padding: 20vw 0 6.6666666667vw;
    width: auto;
  }
  .posts__txt {
    padding: 0 5.3333333333vw 8vw;
    font-size: 4vw;
    line-height: 1.67;
  }
  .posts__txt small {
    text-align: center;
    font-size: 3.4666666667vw;
  }
  .posts__gallery {
    flex-wrap: wrap;
    padding: 0 5.3333333333vw 8.2666666667vw;
    width: auto;
  }
  .posts__gallery__item {
    margin-bottom: 5.0666666667vw;
    width: 42.1333333333vw;
    border: 2.6666666667vw solid #fff;
    border-radius: 2.6666666667vw;
    box-shadow: 0 0.8vw 0.8vw rgba(121, 194, 198, 0.4);
  }
  .posts .index__btn {
    border: 0.2666666667vw solid #384f8e;
    background-size: 4vw auto;
  }
  .posts .index__btn:hover {
    background-size: 4vw auto;
  }
  .guide {
    padding: 0 5.3333333333vw;
    width: auto;
  }
  .guide__ttl {
    padding: 0 0 5.3333333333vw;
    font-size: 4.2666666667vw;
  }
  .guide__summary {
    margin: 0 0 19.3333333333vw;
    border-bottom: 0.2666666667vw solid #d8d8d8;
    font-size: 4vw;
    line-height: 1.4;
  }
  .guide__summary__ttl {
    display: block;
    padding: 0.5em 0;
    width: auto;
    border-top: 0.2666666667vw solid #d8d8d8;
    border-right: none;
    border-bottom: 0.2666666667vw solid #d8d8d8;
    text-align: center;
  }
  .guide__summary__txt {
    display: block;
    padding: 4.6666666667vw 5.3333333333vw;
    border-top: none;
    border-bottom: none;
  }
  .guide__summary__txt small {
    font-size: 3.2vw;
  }
  .guide__summary__txt .disc {
    font-size: 3.7333333333vw;
    line-height: 1.357;
  }
  .guide__map {
    width: 100%;
    height: 50.2666666667vw;
  }
  .guide__txt {
    font-size: 4vw;
  }
  .guide__access {
    padding: 0 0 13.0666666667vw;
  }
  .guide__access .guide__txt {
    padding: 0 0 9.3333333333vw;
  }
  .guide__access .guide__txt.warning {
    border: 0.2666666667vw solid #e50a0a;
    border-radius: 0;
  }
  .guide__more {
    padding: 0 0 12.6666666667vw;
  }
  .banner {
    padding: 0 5.3333333333vw 17.3333333333vw;
    width: auto;
    display: block;
    justify-content: unset;
  }
  .banner__item {
    padding: 0 0 4vw;
    width: auto;
  }
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  -webkit-clip-path: inset(50%);
          clip-path: inset(50%);
  border: 0;
}

.is-modal-open {
  overflow: hidden;
}

.modal {
  display: none;
}

.modal.is-open {
  display: block;
}

.modal__overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  /* background: rgba(0, 0, 0, 0.6); */
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.modal__container {
  background-color: #fff;
  padding: 7.5rem 3rem 8.5rem;
  width: 90rem;
  max-width: 90rem;
  max-height: 100vh;
  border-radius: 3rem;
  overflow-y: auto;
  box-sizing: border-box;
  position: relative;
  box-shadow: 0.5rem 0.5rem 1rem 0 rgba(0, 0, 0, 0.3);
}
@media screen and (max-width: 767px) {
  .modal__container {
    width: 89.3333333333vw;
    padding: 11.4666666667vw 4vw 15.7333333333vw;
    border-radius: 4vw;
  }
}
.modal__container:before {
  content: "";
  background-image: url(/wp-content/themes/museum/assets2023/img/index/bg_anniversary-modal.png);
  background-repeat: no-repeat;
  background-size: 100%;
  display: inline-block;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 84rem;
  height: 43.6rem;
  z-index: -1;
}
@media screen and (max-width: 767px) {
  .modal__container:before {
    background-image: url(/wp-content/themes/museum/assets2023/img/index/bg_anniversary-modal_sp.png);
    width: 82.4vw;
    height: 78.4vw;
  }
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}
@media screen and (max-width: 767px) {
  .modal__header {
    margin-bottom: 4.2666666667vw;
  }
}

.modal__title {
  margin: 0 auto;
  font-size: 24px;
  width: 60.2rem;
}
@media screen and (max-width: 767px) {
  .modal__title {
    width: 54.6666666667vw;
  }
}

.modal__close {
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 24px;
  position: absolute;
  top: 3rem;
  right: 3rem;
  width: 5rem;
  height: 5rem;
}
@media screen and (max-width: 767px) {
  .modal__close {
    width: 8vw;
    height: 8vw;
    top: 4vw;
    right: 4vw;
  }
}
.modal__close:focus {
  outline: none;
}

.modal__content {
  width: 31rem;
  margin: 0 auto;
}
@media screen and (max-width: 767px) {
  .modal__content {
    width: 51.4666666667vw;
  }
}

.modal__footer {
  display: flex;
  justify-content: flex-end;
}

.modal__btn {
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
}

.modal__btn-primary {
  background-color: #007bff;
  color: #fff;
  border: none;
}

.confetti {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

#confetti-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
}
#confetti-canvas.visible {
  background-color: rgba(255, 255, 255, 0.8);
}

.modal__container {
  position: relative;
  overflow: visible;
}

.micromodal-slide[aria-hidden=true] .modal__container {
  animation: mmfadeOut 0.3s cubic-bezier(0, 0, 0.2, 1);
}

.micromodal-slide .modal__container,
.micromodal-slide .modal__overlay {
  will-change: transform;
}

@keyframes mmfadeOut {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}
.modal__btn__wrap {
  margin-top: 4rem;
}
@media screen and (max-width: 767px) {
  .modal__btn__wrap {
    margin-top: 3.2rem;
  }
}
.modal__btn__wrap .index__btn:focus {
  outline: none;
}