@charset "UTF-8";
.content {
  overflow-x: clip;
}
@media only screen and (max-width: 960px) {
  .content {
    overflow-x: auto;
  }
}
.content main p {
  padding-bottom: 10px;
}
.museum_wrapper {
  position: relative;
  margin-top: 70px;
}
@media only screen and (max-width: 960px) {
  .museum_wrapper {
    margin-top: 40px;
  }
}
.museum_wrapper .museum_nav {
  position: absolute;
  top: 0;
  left: 0;
  width: 220px;
  height: 100%;
  padding-top: 300px;
  z-index: 5;
}
@media only screen and (max-width: 960px) {
  .museum_wrapper .museum_nav {
    position: relative;
    width: 100%;
    height: auto;
    padding-top: 0;
  }
}
.museum_wrapper .museum_nav nav {
  position: -webkit-sticky;
  position: sticky;
  top: 100px;
  font-family: "EB Garamond", serif;
}
.museum_wrapper .museum_nav nav .museum_nav_pc {
  font-size: 1.25rem;
  margin: 0;
  padding: 10px 10px 10px 0;
  line-height: 2.4;
}
@media only screen and (max-width: 960px) {
  .museum_wrapper .museum_nav nav .museum_nav_pc {
    display: none;
  }
}
.museum_wrapper .museum_nav nav .museum_nav_pc li {
  width: 156px;
  height: 38px;
  text-align: center;
  line-height: 38px;
  margin-bottom: 20px;
}
.museum_wrapper .museum_nav nav .museum_nav_pc li.link-current a {
  width: 100%;
  background: #418FDE;
  color: #ffffff;
}
.museum_wrapper .museum_nav nav .museum_nav_pc li.link-current a:before {
  display: block;
  content: "●";
}
.museum_wrapper .museum_nav nav .museum_nav_pc li a {
  position: relative;
  color: #333;
  display: block;
  box-sizing: border-box;
  width: 156px;
  height: 38px;
  background: #E9E9E9;
  padding: 0 18px 0 28px;
  text-align: center;
  border-radius: 19px;
  -webkit-border-radius: 19px;
  -moz-border-radius: 19px;
  -ms-border-radius: 19px;
  -o-border-radius: 19px;
}
.museum_wrapper .museum_nav nav .museum_nav_pc li a:before {
  content: "○";
  position: absolute;
  top: calc(50% - 4px);
  left: 14px;
  display: block;
  width: 20px;
  height: 20px;
  line-height: 1;
  font-size: 8px;
}
.museum_wrapper .museum_nav nav .museum_nav_pc li a:hover {
  background: #418FDE;
  color: #ffffff;
}
.museum_wrapper .museum_nav nav .museum_nav_pc li a:hover:before {
  content: "●";
}
.museum_wrapper .museum_nav nav .museum_nav_sp {
  display: none;
  width: 100%;
  flex-wrap: wrap;
  margin-bottom: 30px;
  font-size: 20px;
  line-height: 2;
}
@media only screen and (max-width: 960px) {
  .museum_wrapper .museum_nav nav .museum_nav_sp {
    display: flex;
  }
}
.museum_wrapper .museum_nav nav .museum_nav_sp li {
  width: 50%;
  text-align: center;
  margin-bottom: 10px;
  box-sizing: border-box;
  position: relative;
}
.museum_wrapper .museum_nav nav .museum_nav_sp li::after {
  display: block;
  position: absolute;
  top: calc(50% - 5px);
  right: 0;
  content: "";
  width: 1px;
  height: 10px;
  background: #000000;
}
.museum_wrapper .museum_nav nav .museum_nav_sp li:nth-child(2n)::after, .museum_wrapper .museum_nav nav .museum_nav_sp li:last-child::after {
  content: none;
}
.museum_wrapper .museum_nav nav .museum_nav_sp li a {
  text-align: center;
  color: #333;
  position: relative;
  display: inline-block;
  vertical-align: middle;
  text-decoration: none;
  padding: 0 10px 0 15px;
}
.museum_wrapper .museum_nav nav .museum_nav_sp li a::before {
  position: absolute;
  top: -2px;
  bottom: 0;
  left: 0;
  margin: auto;
  content: "";
  vertical-align: middle;
  width: 0.4em;
  height: 0.4em;
  border-top: 2px solid #333;
  border-right: 2px solid #333;
  transform: rotate(135deg);
}
.museum_wrapper .museum_content {
  box-sizing: border-box;
  z-index: 1;
}
.museum_wrapper .museum_content section {
  width: 1000px;
  padding-left: 220px;
  position: relative;
  padding-top: 300px;
}
@media only screen and (max-width: 1040px) {
  .museum_wrapper .museum_content section {
    width: 100%;
  }
}
@media only screen and (max-width: 960px) {
  .museum_wrapper .museum_content section {
    padding-left: 0;
    padding-top: 240px;
  }
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section {
    padding-top: 180px;
    margin-bottom: 30px;
  }
}
.museum_wrapper .museum_content section .museum_kv {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: calc(50% - 50vw);
  width: 100vw;
  height: 240px;
  box-sizing: border-box;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
}
.museum_wrapper .museum_content section .museum_kv div {
  width: 1000px;
}
@media only screen and (max-width: 1040px) {
  .museum_wrapper .museum_content section .museum_kv {
    left: -20px;
    width: calc(100% + 40px);
  }
  .museum_wrapper .museum_content section .museum_kv div {
    width: 100%;
  }
}
@media only screen and (max-width: 960px) {
  .museum_wrapper .museum_content section .museum_kv {
    height: 180px;
  }
}
.museum_wrapper .museum_content section .museum_kv.kv01 {
  background-image: url(/ja/kose/info/museum/img/1946-1972.jpg);
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_kv.kv01 {
    background-image: url(/ja/kose/info/museum/img/s_1946-1972.jpg);
  }
}
.museum_wrapper .museum_content section .museum_kv.kv02 {
  background-image: url(/ja/kose/info/museum/img/1973-1990.jpg);
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_kv.kv02 {
    background-image: url(/ja/kose/info/museum/img/s_1973-1990.jpg);
  }
}
.museum_wrapper .museum_content section .museum_kv.kv03 {
  background-image: url(/ja/kose/info/museum/img/1991-1998.jpg);
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_kv.kv03 {
    background-image: url(/ja/kose/info/museum/img/s_1991-1998.jpg);
  }
}
.museum_wrapper .museum_content section .museum_kv.kv04 {
  background-image: url(/ja/kose/info/museum/img/1999-2006.jpg);
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_kv.kv04 {
    background-image: url(/ja/kose/info/museum/img/s_1999-2006.jpg);
  }
}
.museum_wrapper .museum_content section .museum_kv.kv05 {
  background-image: url(/ja/kose/info/museum/img/2007-2023.jpg);
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_kv.kv05 {
    background-image: url(/ja/kose/info/museum/img/s_2007-2023.jpg);
  }
}
.museum_wrapper .museum_content section .museum_kv .ttl_kv {
  font-family: "EB Garamond", serif;
  font-size: 60px;
  text-align: center;
  text-shadow: 1px 3px 6px #707070;
  line-height: 1em;
  letter-spacing: 0.06em;
  color: #fff;
  padding-left: 22%;
}
@media only screen and (max-width: 960px) {
  .museum_wrapper .museum_content section .museum_kv .ttl_kv {
    padding-left: 0;
  }
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_kv .ttl_kv {
    font-size: 1.875rem;
    padding-left: 0;
  }
}
.museum_wrapper .museum_content section .museum_kv .ttl_kv span {
  display: block;
  font-size: 1.125rem;
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_kv .ttl_kv span {
    font-size: 1rem;
    line-height: 1.6;
    margin-top: 20px;
  }
}
.museum_wrapper .museum_content section .museum_container {
  position: relative;
  display: flex;
  justify-content: space-between;
  flex-direction: row-reverse;
  background: url(/ja/kose/info/museum/img/line20.jpg) center 0 repeat-y;
  padding: 15px 0 70px;
}
.museum_wrapper .museum_content section .museum_container p {
  line-height: 1.8;
}
.museum_wrapper .museum_content section .museum_container .figure_y img {
  display: block;
  margin: 0 auto 10px;
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_container {
    display: block;
    margin-top: 0;
    padding: 100px 0 20px 70px;
    background: url(/ja/kose/info/museum/img/line20.jpg) 40px 0 repeat-y;
  }
}
.museum_wrapper .museum_content section .museum_container .ttl_age {
  position: absolute;
  top: 0;
  left: calc(50% - 39px);
  width: 78px;
  background: #ffffff;
  padding: 10px 0;
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_container .ttl_age {
    left: 0;
  }
}
.museum_wrapper .museum_content section .museum_container .museum_container_r, .museum_wrapper .museum_content section .museum_container .museum_container_l {
  width: 100%;
  max-width: 286px;
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_container .museum_container_r, .museum_wrapper .museum_content section .museum_container .museum_container_l {
    max-width: inherit;
  }
}
.museum_wrapper .museum_content section .museum_container p.nowrap {
  white-space: nowrap;
}
@media only screen and (max-width: 768px) {
  .museum_wrapper .museum_content section .museum_container figure {
    width: 70%;
    max-width: 286px;
  }
}
.museum_wrapper .museum_content section .museum_container figure img + img {
  margin-top: 10px;
}

@media only screen and (max-width: 960px) {
  .museum_container .sp_img {
    width: 60%;
  }
}
@media only screen and (max-width: 480px) {
  .museum_container {
    font-size: 14px;
  }
  .museum_container .sp_img {
    width: 50%;
  }
}

@media only screen and (max-width: 480px) {
  .mt_30 {
    margin-top: 30px !important;
  }
}

figure img {
  margin-bottom: 10px;
}

.m_arrow {
  position: relative;
  display: inline-block;
  color: #418FDE;
  vertical-align: middle;
  text-decoration: none;
  font-size: 1em;
  padding-right: 15px;
  margin-top: -40px;
}
.m_arrow:hover {
  opacity: 0.8;
}

.m_arrow::after {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  margin: auto;
  content: "";
  vertical-align: middle;
  width: 0.6em;
  height: 0.6em;
  border-top: 2px solid #418FDE;
  border-right: 2px solid #418FDE;
  transform: rotate(45deg);
}

.fn_14 {
  font-size: 14px;
}

.ltt_006 {
  letter-spacing: -0.06em;
}

.ltt_004 {
  letter-spacing: -0.04em;
}
/*# sourceMappingURL=museum.css.map */