body {
  color: #fff;
  font-family: "Noto Sans JP", sans-serif;
}

.p-overlay {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  -webkit-transform: translate3d(0, 0, 0);
  transform: translate3d(0, 0, 0);
  opacity: 0;
  mix-blend-mode: overlay;
  -webkit-transition: opacity 0.5s cubic-bezier(0.33, 1, 0.68, 1);
  transition: opacity 0.5s cubic-bezier(0.33, 1, 0.68, 1);
  background-color: #666666;
  isolation: isolate;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.is-overlay .p-overlay {
  opacity: 1;
}

a {
  text-decoration: none;
}

@-webkit-keyframes loopflash {
  0% {
    opacity: 0;
  }
  80% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@keyframes loopflash {
  0% {
    opacity: 0;
  }
  80% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}
@-webkit-keyframes flash {
  0% {
    opacity: 0;
  }
  10% {
    opacity: 0.8;
  }
  20% {
    opacity: 1;
  }
  28% {
    opacity: 0.2;
  }
  35% {
    opacity: 1;
  }
  42% {
    opacity: 0.9;
  }
  50% {
    opacity: 1;
  }
  64% {
    opacity: 0.6;
  }
  75% {
    opacity: 1;
  }
  80% {
    opacity: 0.9;
  }
  92% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}
@keyframes flash {
  0% {
    opacity: 0;
  }
  10% {
    opacity: 0.8;
  }
  20% {
    opacity: 1;
  }
  28% {
    opacity: 0.2;
  }
  35% {
    opacity: 1;
  }
  42% {
    opacity: 0.9;
  }
  50% {
    opacity: 1;
  }
  64% {
    opacity: 0.6;
  }
  75% {
    opacity: 1;
  }
  80% {
    opacity: 0.9;
  }
  92% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}
@-webkit-keyframes textflash {
  0% {
    opacity: 0;
  }
  1.0% {
    opacity: 0.8;
  }
  2.0% {
    opacity: 1;
  }
  2.8% {
    opacity: 0.2;
  }
  3.5% {
    opacity: 1;
  }
  4.2% {
    opacity: 0.6;
  }
  5.0% {
    opacity: 1;
  }
  6.4% {
    opacity: 0.8;
  }
  7.5% {
    opacity: 0.6;
  }
  8.0% {
    opacity: 0.8;
  }
  9.2% {
    opacity: 0.4;
  }
  10% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes textflash {
  0% {
    opacity: 0;
  }
  1.0% {
    opacity: 0.8;
  }
  2.0% {
    opacity: 1;
  }
  2.8% {
    opacity: 0.2;
  }
  3.5% {
    opacity: 1;
  }
  4.2% {
    opacity: 0.6;
  }
  5.0% {
    opacity: 1;
  }
  6.4% {
    opacity: 0.8;
  }
  7.5% {
    opacity: 0.6;
  }
  8.0% {
    opacity: 0.8;
  }
  9.2% {
    opacity: 0.4;
  }
  10% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@-webkit-keyframes logoflash {
  0% {
    opacity: 1;
  }
  10% {
    opacity: 0.8;
  }
  20% {
    opacity: 1;
  }
  28% {
    opacity: 0.2;
  }
  35% {
    opacity: 1;
  }
  42% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
  64% {
    opacity: 0.8;
  }
  75% {
    opacity: 0.6;
  }
  80% {
    opacity: 0.8;
  }
  92% {
    opacity: 0.2;
  }
  100% {
    opacity: 0;
  }
}
@keyframes logoflash {
  0% {
    opacity: 1;
  }
  10% {
    opacity: 0.8;
  }
  20% {
    opacity: 1;
  }
  28% {
    opacity: 0.2;
  }
  35% {
    opacity: 1;
  }
  42% {
    opacity: 0.6;
  }
  50% {
    opacity: 1;
  }
  64% {
    opacity: 0.8;
  }
  75% {
    opacity: 0.6;
  }
  80% {
    opacity: 0.8;
  }
  92% {
    opacity: 0.2;
  }
  100% {
    opacity: 0;
  }
}
@-webkit-keyframes ballon {
  0% {
    -webkit-transform: translate(-50%, 0);
    transform: translate(-50%, 0);
  }
  50% {
    -webkit-transform: translate(-50%, -20px);
    transform: translate(-50%, -20px);
  }
  100% {
    -webkit-transform: translate(-50%, 0);
    transform: translate(-50%, 0);
  }
}
@keyframes ballon {
  0% {
    -webkit-transform: translate(-50%, 0);
    transform: translate(-50%, 0);
  }
  50% {
    -webkit-transform: translate(-50%, -20px);
    transform: translate(-50%, -20px);
  }
  100% {
    -webkit-transform: translate(-50%, 0);
    transform: translate(-50%, 0);
  }
}
.l-in-logo {
  -webkit-transform: translateY(10px);
  transform: translateY(10px);
  opacity: 0;
  -webkit-transition: opacity 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s, -webkit-transform 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s;
  transition: opacity 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s, -webkit-transform 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s;
  transition: transform 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s, opacity 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s;
  transition: transform 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s, opacity 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s, -webkit-transform 0.5s cubic-bezier(0.33, 1, 0.68, 1) 0.1s;
  margin: 0 auto 61px;
  padding-top: 26px;
  width: 156px;
}
.is-op .l-in-logo {
  -webkit-transform: translateY(0);
  transform: translateY(0);
  opacity: 1;
}

.l-bg {
  position: relative;
  background: url(../img/bg_gradation_pc.jpg) top no-repeat;
  background-size: cover;
  background-blend-mode: overlay;
}
.l-bg__deco {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.l-bg__deco-item {
  position: absolute;
  -webkit-transition: -webkit-transform 0.8s cubic-bezier(0.33, 1, 0.68, 1);
  transition: -webkit-transform 0.8s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.8s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.8s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.8s cubic-bezier(0.33, 1, 0.68, 1);
}
.l-bg__deco-item img {
  width: 100%;
}
.l-bg__deco-item:nth-of-type(1) {
  top: -10px;
  right: 21.3%;
  width: 46px;
}
.l-bg__deco-item:nth-of-type(1).-about {
  top: -20px;
  right: 22.3%;
}
.l-bg__deco-item:nth-of-type(1).-exhibition {
  top: -20px;
  right: 22.3%;
}
.l-bg__deco-item:nth-of-type(2) {
  top: 3.15%;
  left: 5%;
  width: 125px;
}
.l-bg__deco-item:nth-of-type(2).-about {
  top: 24%;
  left: 4%;
  width: 125px;
}
.l-bg__deco-item:nth-of-type(2).-exhibition {
  top: 24%;
  left: 4%;
  width: 125px;
}
.l-bg__deco-item:nth-of-type(3) {
  top: 4.85%;
  right: 2.5%;
  width: 260px;
}
.l-bg__deco-item:nth-of-type(3).-about {
  top: 36.85%;
  right: 2.5%;
  width: 260px;
}
.l-bg__deco-item:nth-of-type(3).-exhibition {
  top: 36.85%;
  right: 2.5%;
  width: 260px;
}
.l-bg__deco-item:nth-of-type(4) {
  top: 10.87%;
  left: 3.1%;
  width: 45px;
}
.l-bg__deco-item:nth-of-type(4).-about {
  top: 97%;
  left: 2.1%;
  width: 45px;
}
.l-bg__deco-item:nth-of-type(4).-exhibition {
  top: 97%;
  left: 2.1%;
  width: 45px;
}
.l-bg__deco-item:nth-of-type(5) {
  top: 10.5%;
  right: -2.9%;
  width: 120px;
}
.l-bg__deco-item:nth-of-type(5).-about {
  top: 94.5%;
  right: -2.9%;
  width: 120px;
}
.l-bg__deco-item:nth-of-type(5).-exhibition {
  top: 94.5%;
  right: -2.9%;
  width: 120px;
}
.l-bg__deco-item:nth-of-type(6) {
  top: 10.5%;
  right: -2.9%;
  width: 120px;
}
.l-bg__deco-item:nth-of-type(7) {
  top: 18.17%;
  right: 7.85%;
  width: 45px;
}
.l-bg__deco-item:nth-of-type(8) {
  top: 23.75%;
  right: -1.15%;
  width: 75px;
}
.l-bg__deco-item:nth-of-type(9) {
  top: 23.75%;
  left: -1.15%;
  width: 400px;
}
.l-bg__deco-item:nth-of-type(10) {
  top: 28.2%;
  left: 7.5%;
  width: 140px;
}
.l-bg__deco-item:nth-of-type(11) {
  top: 34.6%;
  right: 1.8%;
  width: 120px;
}
.l-bg__deco-item:nth-of-type(12) {
  top: 37.4%;
  left: 3%;
  width: 60px;
}
.l-bg__deco-item:nth-of-type(13) {
  top: 42%;
  right: -12%;
  width: 400px;
}
.l-bg__deco-item:nth-of-type(14) {
  top: 47.4%;
  left: 2%;
  width: 140px;
}
.l-bg__deco-item:nth-of-type(15) {
  top: 52.85%;
  right: 2.8%;
  width: 75px;
}
.l-bg__deco-item:nth-of-type(16) {
  top: 57.4%;
  left: 3.2%;
  width: 140px;
}
.l-bg__deco-item:nth-of-type(17) {
  top: 61%;
  right: -8%;
  width: 450px;
}
.l-bg__deco-item:nth-of-type(18) {
  top: 68.45%;
  left: 5.5%;
  width: 45px;
}
.l-bg__deco-item:nth-of-type(19) {
  top: 73.18%;
  right: 0.25%;
  width: 125px;
}
.l-bg__deco-item:nth-of-type(20) {
  top: 82.5%;
  left: -14%;
  width: 420px;
}
.l-bg__deco-item:nth-of-type(21) {
  top: 85.8%;
  right: 5.5%;
  width: 90px;
}

.p-text_bg {
  position: absolute;
  top: -321px;
  left: 0;
  -webkit-animation: bgScrollPC 15s linear infinite;
  animation: bgScrollPC 15s linear infinite;
  background-image: url(../img/bg_txt.png);
  background-size: 2200px auto;
  background-repeat: repeat-x;
  width: 100%;
  height: 200px;
}
.c-main__title {
  opacity: 0;
  color: #fff;
  font-size: 60px;
  text-align: center;
  text-shadow: #52f2ff 0 0 10px, #52f2ff 0 0 10px;
}
.is-active .c-main__title {
  -webkit-animation: flash 0.8s cubic-bezier(0.33, 1, 0.68, 1) forwards;
  animation: flash 0.8s cubic-bezier(0.33, 1, 0.68, 1) forwards;
}
.c-main__title h2 {
  font-weight: 200;
}
.c-main__title .u-small {
  display: block;
  -webkit-transform: scaleX(0.8);
  transform: scaleX(0.8);
  -webkit-transform-origin: top left;
  transform-origin: top left;
  margin-top: 30px;
  width: 125%;
  color: #fff;
  font-size: 15px;
  font-family: "Noto Sans JP", sans-serif;
  text-shadow: none;
}

.c-btn {
  display: block;
  position: relative;
  -webkit-transform-origin: center;
  transform-origin: center;
  margin: 0 auto;
  border-radius: 150px;
  width: 376px;
}
.c-btn-text {
  display: block;
  position: relative;
  -webkit-transition: color 0.6s cubic-bezier(0.33, 1, 0.68, 1), background-color 0.6s cubic-bezier(0.33, 1, 0.68, 1);
  transition: color 0.6s cubic-bezier(0.33, 1, 0.68, 1), background-color 0.6s cubic-bezier(0.33, 1, 0.68, 1);
  border-radius: 150px;
  padding: 24px 0;
  text-align: center;
}
.c-btn-text::before {
  display: block;
  position: absolute;
  top: 50%;
  right: 12px;
  -webkit-transform: translate(-200%, -50%) rotate(-45deg);
  transform: translate(-200%, -50%) rotate(-45deg);
  opacity: 0;
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  background: url(../img/arrow_blue.svg) center no-repeat;
  background-size: contain;
  width: 15px;
  height: 15px;
  content: "";
}
.c-btn-text::after {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  border-radius: 150px;
  background: -webkit-gradient(linear, left top, right top, from(#8550ff), color-stop(#eeabff), to(#78eaff));
  background: linear-gradient(to right, #8550ff, #eeabff, #78eaff);
  width: 100%;
  height: 100%;
  content: "";
}
.c-btn-text-main {
  display: block;
  -webkit-transform: scaleX(0.8);
  transform: scaleX(0.8);
  -webkit-transform-origin: top left;
  transform-origin: top left;
  -webkit-transition: color 0.6s cubic-bezier(0.33, 1, 0.68, 1), background-color 0.6s cubic-bezier(0.33, 1, 0.68, 1);
  transition: color 0.6s cubic-bezier(0.33, 1, 0.68, 1), background-color 0.6s cubic-bezier(0.33, 1, 0.68, 1);
  width: 125%;
  color: #fff;
  font-size: 22px;
  font-family: "Noto Sans JP", sans-serif;
  letter-spacing: 0.05em;
}
.c-btn::before {
  display: block;
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  z-index: -1;
  border-radius: 200px;
  background: -webkit-gradient(linear, left top, right top, from(#603fff), color-stop(#e990ff), to(#78eaff));
  background: linear-gradient(to right, #603fff, #e990ff, #78eaff);
  width: calc(100% + 18px);
  height: calc(100% + 18px);
  content: "";
}
.c-btn::after {
  display: block;
  position: absolute;
  top: 50%;
  right: 12px;
  -webkit-transform: translate(-50%, -50%) rotate(-45deg);
  transform: translate(-50%, -50%) rotate(-45deg);
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
  background: url(../img/arrow.svg) center no-repeat;
  background-size: contain;
  width: 15px;
  height: 15px;
  content: "";
}

.p-header {
  position: relative;
}
.p-header__share {
  position: fixed;
  top: 0;
  right: 50px;
  z-index: 10;
  width: 20px;
  height: 100%;
}
.p-header__share-content {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  width: 100%;
  height: -webkit-fit-content;
  height: -moz-fit-content;
  height: fit-content;
}
.p-header__share-head {
  position: relative;
  left: -11px;
  -webkit-transform: rotate(90deg);
  transform: rotate(90deg);
  margin-bottom: 50px;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  font-size: 12px;
  font-family: "Oswald", sans-serif;
  letter-spacing: 0.18em;
}
.p-header__share-list-item {
  -webkit-transition: -webkit-transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  transition: -webkit-transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), -webkit-transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
  margin-bottom: 20px;
  width: 20px;
}
.p-header__share-list-item img {
  width: 100%;
}
.p-header__lang {
  position: absolute;
  top: 50px;
  left: 50px;
  -webkit-transform: translateX(-30px);
  transform: translateX(-30px);
  opacity: 0;
  z-index: 10;
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
}
.is-op .p-header__lang {
  -webkit-transform: translateX(0);
  transform: translateX(0);
  opacity: 1;
}
.p-header__lang-list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  border-radius: 200px;
  background-color: rgba(255, 255, 255, 0.2);
  padding: 6px;
}
.p-header__lang-list-item {
  border-radius: 200px;
  font-weight: 600;
  font-size: 20px;
  font-family: "Oswald", sans-serif;
}
.p-header__lang-list-item a {
  display: block;
  -webkit-transition: color 0.4s cubic-bezier(0.33, 1, 0.68, 1), background-color 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: color 0.4s cubic-bezier(0.33, 1, 0.68, 1), background-color 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  border-radius: 200px;
  padding: 8px 15px;
}
.p-header__lang-list-item.is-current {
  background-color: #603fff;
  padding: 8px 15px;
}
.p-header__menu {
  position: fixed;
  top: 0;
  right: 0;
  -webkit-transform: translateX(30px);
  transform: translateX(30px);
  opacity: 0;
  z-index: 10;
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.6s;
  width: 100%;
}
.is-op .p-header__menu {
  -webkit-transform: translateX(0);
  transform: translateX(0);
  opacity: 1;
}
.is-menu-open .p-header__menu {
  pointer-events: auto;
}
.p-header__menu-btn {
  position: fixed;
  top: 50px;
  right: 50px;
  z-index: 10;
  -webkit-transition: -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  cursor: pointer;
  width: 43px;
  height: 43px;
}
.p-header__menu-btn-item .p-in-item {
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 50%;
  background-color: #52f2ff;
  width: 8px;
  height: 8px;
}
.p-header__menu-btn-item.-top {
  position: relative;
  width: 100%;
  height: 100%;
}
.p-header__menu-btn-item.-top .p-in-item:nth-of-type(2) {
  right: 0;
  left: auto;
}
.p-header__menu-btn-item.-top .p-in-item:nth-of-type(3) {
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
.p-header__menu-btn-item.-top .p-in-item:nth-of-type(4) {
  top: auto;
  bottom: 0;
  left: 0;
}
.p-header__menu-btn-item.-top .p-in-item:nth-of-type(5) {
  top: auto;
  right: 0;
  bottom: 0;
  left: auto;
}
.p-header__menu-btn-item.-btm {
  position: absolute;
  top: 0;
  left: 0;
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  width: 100%;
  height: 100%;
}
.p-header__menu-btn-item.-btm .p-in-item {
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
}
.p-header__menu-btn-item.-btm .p-in-item:nth-of-type(1) {
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.p-header__menu-btn-item.-btm .p-in-item:nth-of-type(2) {
  top: 50%;
  left: 0;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}
.p-header__menu-btn-item.-btm .p-in-item:nth-of-type(3) {
  top: 50%;
  right: 0;
  left: auto;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}
.p-header__menu-btn-item.-btm .p-in-item:nth-of-type(4) {
  top: auto;
  bottom: 0;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}
.is-menu-open .p-header__menu-btn-item.-btm {
  -webkit-transform: rotate(135deg);
  transform: rotate(135deg);
}
.is-menu-open .p-header__menu-btn-item.-btm .p-in-item {
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.3s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.3s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.3s;
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.3s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
}
.is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(1) {
  -webkit-transform: translate(-50%, -7px);
  transform: translate(-50%, -7px);
}
.is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(2) {
  -webkit-transform: translate(-7px, calc(-50% - 1px));
  transform: translate(-7px, calc(-50% - 1px));
}
.is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(3) {
  -webkit-transform: translate(7px, calc(-50% - 1px));
  transform: translate(7px, calc(-50% - 1px));
}
.is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(4) {
  -webkit-transform: translate(-50%, 7px);
  transform: translate(-50%, 7px);
}
.p-header__menu-content {
  position: absolute;
  top: 0;
  right: 0;
  padding: 154px 30px 134px 58px;
  width: 300px;
  height: 100vh;
  pointer-events: none;
}
.p-header__menu-content::before {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  -webkit-transform: translateY(-101%);
  transform: translateY(-101%);
  -webkit-transition: -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  background-color: rgba(96, 63, 255, 0.8);
  width: 100%;
  height: 100%;
  content: "";
}
.is-menu-open .p-header__menu-content {
  pointer-events: auto;
}
.is-menu-open .p-header__menu-content::before {
  -webkit-transform: translateY(0);
  transform: translateY(0);
}
.p-header__menu-content-list-item {
  -webkit-transform: scaleX(0.8);
  transform: scaleX(0.8);
  -webkit-transform: translateY(15px) scaleX(0.8);
  transform: translateY(15px) scaleX(0.8);
  -webkit-transform-origin: top left;
  transform-origin: top left;
  opacity: 0;
  -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  cursor: pointer;
  margin-bottom: 22px;
  width: 125%;
  font-weight: 200;
  font-size: 20px;
  font-family: "Noto Sans JP", sans-serif;
  letter-spacing: 0.25em;
}
.p-header__menu-content-list-item .p-in-text {
  -webkit-transition: letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1);
}
.p-header__menu-content-list-item a {
  -webkit-transition: letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  transition: letter-spacing 0.4s cubic-bezier(0.33, 1, 0.68, 1), color 0.4s cubic-bezier(0.33, 1, 0.68, 1);
}
.is-menu-open .p-header__menu-content-list-item {
  -webkit-transform: translateY(0) scaleX(0.8);
  transform: translateY(0) scaleX(0.8);
  opacity: 1;
}
.p-header__menu-content-list-item a {
  color: #fff;
}
.p-header__menu-content-list-item.-small {
  margin-top: 20px;
  margin-bottom: 25px;
  padding-left: 27px;
  font-size: 18px;
  letter-spacing: 0.26em;
}

.p-footer {
  position: relative;
  padding: 106px 0 80px;
}
.p-footer__pagetop {
  position: absolute;
  top: 43px;
  right: 130px;
  -webkit-transition: -webkit-transform 0.5s cubic-bezier(0.33, 1, 0.68, 1);
  transition: -webkit-transform 0.5s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.5s cubic-bezier(0.33, 1, 0.68, 1);
  transition: transform 0.5s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.5s cubic-bezier(0.33, 1, 0.68, 1);
  cursor: pointer;
  border-radius: 50%;
  background-color: #603fff;
  width: 65px;
  height: 65px;
}
.p-footer__pagetop .p-in-arrow {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%) rotate(45deg);
  transform: translate(-50%, -50%) rotate(45deg);
  border-top: 2px solid #fff;
  border-left: 2px solid #fff;
  width: 10px;
  height: 10px;
}
.p-footer__share-title {
  margin: 0 auto 22px;
  font-weight: 400;
  font-size: 16px;
  font-family: "Oswald", sans-serif;
  letter-spacing: 0.25em;
  text-align: center;
}
.p-footer__share-title img {
  width: 100%;
}
.p-footer__share-list {
  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;
  margin-bottom: 34px;
}
.p-footer__share-list-item {
  margin-right: 10%;
  width: 9%;
}
.p-footer__share-list-item svg {
  width: 100%;
  height: auto;
}
.p-footer__share-list-item path {
  fill-rule: evenodd;
  fill: #fff;
}
.p-footer__share-list-item:last-of-type {
  margin-right: 0;
}
.p-footer__share-list-item img {
  width: 100%;
}
.p-footer__logo {
  margin: 0 auto 40px;
  width: 228px;
}
.p-footer__logo img {
  width: 100%;
}
.p-footer__copy small {
  display: block;
  margin-bottom: 8px;
  color: #603fff;
  font-size: 10px;
  letter-spacing: 0.13em;
  text-align: center;
}
@media screen and (max-width: 767px) {
  .l-in-logo {
    margin: 0 auto 37px;
    padding-top: 14px;
    width: 20%;
  }
  .l-bg {
    background: url(../img/bg_gradation_sp.jpg) top no-repeat;
    background-size: cover;
  }
  .l-bg__deco-item:nth-of-type(1).-about {
    top: -9px;
    right: 22.3%;
  }
  .l-bg__deco-item:nth-of-type(1).-exhibition {
    top: -9px;
    right: 22.3%;
  }
  .l-bg__deco-item:nth-of-type(1) {
    top: -4px;
    right: 24%;
    width: 22px;
  }
  .l-bg__deco-item:nth-of-type(2).-about {
    top: 5%;
    left: -12%;
    width: 80px;
  }
  .l-bg__deco-item:nth-of-type(2).-exhibition {
    top: 5%;
    left: -12%;
    width: 80px;
  }
  .l-bg__deco-item:nth-of-type(2) {
    top: 0.85%;
    left: -7%;
    width: 61px;
  }
  .l-bg__deco-item:nth-of-type(3).-about {
    top: 50.85%;
    right: -11.5%;
    width: 120px;
  }
  .l-bg__deco-item:nth-of-type(3).-exhibition {
    top: 50.85%;
    right: -11.5%;
    width: 120px;
  }
  .l-bg__deco-item:nth-of-type(3) {
    top: 6.45%;
    right: -9.5%;
    width: 108px;
  }
  .l-bg__deco-item:nth-of-type(4) {
    display: none;
  }
  .l-bg__deco-item:nth-of-type(5).-about {
    top: 93.5%;
    right: -8.9%;
    width: 80px;
  }
  .l-bg__deco-item:nth-of-type(5).-exhibition {
    top: 93.5%;
    right: -8.9%;
    width: 80px;
  }
  .l-bg__deco-item:nth-of-type(5) {
    top: 11.3%;
    right: -4.9%;
    width: 60px;
  }
  .l-bg__deco-item:nth-of-type(6) {
    top: 20.3%;
    right: auto;
    left: -19.9%;
    width: 190px;
  }
  .l-bg__deco-item:nth-of-type(7) {
    top: 19.3%;
    right: 3.2%;
    width: 22px;
  }
  .l-bg__deco-item:nth-of-type(8) {
    top: 26.13%;
    right: 2.85%;
    width: 38px;
  }
  .l-bg__deco-item:nth-of-type(9) {
    top: 32.35%;
    left: 86.5%;
    width: 100px;
  }
  .l-bg__deco-item:nth-of-type(11) {
    top: 37.2%;
    right: -29.2%;
    width: 185px;
  }
  .l-bg__deco-item:nth-of-type(12) {
    top: 43.9%;
    left: -10%;
    width: 90px;
  }
  .l-bg__deco-item:nth-of-type(13) {
    top: 50.4%;
    right: -6%;
    width: 68px;
  }
  .l-bg__deco-item:nth-of-type(14) {
    top: 47.3%;
    left: 6%;
    width: 22px;
  }
  .l-bg__deco-item:nth-of-type(15) {
    top: 50.7%;
    right: -6%;
    width: 68px;
  }
  .l-bg__deco-item:nth-of-type(17) {
    top: 66.5%;
    right: 71%;
    width: 200px;
  }
  .l-bg__deco-item:nth-of-type(20) {
    top: 83.2%;
    left: -31%;
    width: 220px;
  }
  .l-bg__deco-item:nth-of-type(21) {
    top: 88.1%;
    right: -3.5%;
    width: 46px;
  }
  .p-text_bg {
    top: -169px;
    -webkit-animation: bgScrollSP 7s linear infinite;
    animation: bgScrollSP 7s linear infinite;
    background-size: 1080px auto;
    height: 100px;
  }
  @-webkit-keyframes bgScrollSP {
    0% {
      background-position: 0, 0;
    }
    100% {
      background-position: -1080px, 0;
    }
  }
  @keyframes bgScrollSP {
    0% {
      background-position: 0, 0;
    }
    100% {
      background-position: -1080px, 0;
    }
  }
  .c-main__title {
    font-size: 30px;
  }
  .c-main__title .u-small {
    margin-top: 12px;
    font-size: 10px;
  }
  .c-btn {
    position: absolute;
    top: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 125%;
  }
  .c-btn-text::before {
    right: 13px;
    width: 9px;
    height: 9px;
  }
  .c-btn-text {
    padding: 14px 0;
  }
  .c-btn-text-main {
    font-size: 13px;
  }
  .c-btn::before {
    width: calc(100% + 10px);
    height: calc(100% + 10px);
  }
  .c-btn::after {
    right: 13px;
    width: 9px;
    height: 9px;
  }
  .p-header__lang {
    top: 15px;
    left: 15px;
  }
  .p-header__lang-list {
    padding: 3.5px 4px;
  }
  .p-header__lang-list-item {
    font-size: 12px;
  }
  .p-header__lang-list-item a {
    padding: 5px 9px;
  }
  .p-header__lang-list-item.is-current {
    padding: 5px 9px;
  }
  .p-header__menu-btn {
    top: 15px;
    right: 17px;
    width: 30px;
    height: 32px;
  }
  .p-header__menu-btn-item .p-in-item {
    width: 6px;
    height: 6px;
  }
  .is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(1) {
    -webkit-transform: translate(calc(-50% + 1px), -6px);
    transform: translate(calc(-50% + 1px), -6px);
    opacity: 0;
  }
  .is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(2) {
    -webkit-transform: translate(-6px, -50%);
    transform: translate(-6px, -50%);
    opacity: 0;
  }
  .is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(3) {
    -webkit-transform: translate(5px, calc(-50% - 1px));
    transform: translate(5px, calc(-50% - 1px));
    opacity: 0;
  }
  .is-menu-open .p-header__menu-btn-item.-btm .p-in-item:nth-of-type(4) {
    -webkit-transform: translate(calc(-50% - 1px), 5.5px);
    transform: translate(calc(-50% - 1px), 5.5px);
    opacity: 0;
  }
  .p-header__menu-content {
    padding: 23.5% 0 0 18%;
    width: 100%;
  }
  .p-header__menu-content-list-item {
    margin-bottom: 25px;
  }
  .p-footer {
    padding: 73px 0 147px;
  }
  .p-footer__pagetop .p-in-arrow {
    border-top: 1px solid #fff;
    border-left: 1px solid #fff;
    width: 8px;
    height: 8px;
  }
  .p-footer__pagetop {
    top: auto;
    right: auto;
    bottom: 73px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    width: 48px;
    height: 48px;
  }
  .p-footer__share-list-item {
    margin-right: 8.8%;
    width: 7%;
  }
  .p-footer__logo {
    margin: 0 auto 22px;
    width: 45%;
  }
  .p-footer__copy small {
    margin-bottom: 0;
    font-size: 10px;
    line-height: 1.4;
    letter-spacing: 0.06em;
  }
}
@media screen and (min-width: 768px) {
  @-webkit-keyframes bgScrollPC {
    0% {
      background-position: 0, 0;
    }
    100% {
      background-position: -2200px, 0;
    }
  }
  @keyframes bgScrollPC {
    0% {
      background-position: 0, 0;
    }
    100% {
      background-position: -2200px, 0;
    }
  }
  .c-btn:hover::after {
    -webkit-transform: translate(100%, -50%) rotate(-45deg);
    transform: translate(100%, -50%) rotate(-45deg);
    opacity: 0;
    -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
    transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
    transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1);
    transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1), opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1), -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  }
  .c-btn:hover .c-btn-text {
    background-color: #fff;
  }
  .c-btn:hover .c-btn-text-main {
    color: #603fff;
  }
  .c-btn:hover .c-btn-text::before {
    -webkit-transform: translate(-50%, -50%) rotate(-45deg);
    transform: translate(-50%, -50%) rotate(-45deg);
    opacity: 1;
    -webkit-transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
    transition: opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
    transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
    transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, opacity 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s, -webkit-transform 0.4s cubic-bezier(0.33, 1, 0.68, 1) 0.2s;
  }
  .p-header__share-list-item:hover {
    -webkit-transform: scale(0.95);
    transform: scale(0.95);
  }
  .p-header__lang-list-item:hover a {
    color: #52f2ff;
  }
  .p-header__menu-btn:hover {
    -webkit-transform: rotate(-90deg) scale(1.1);
    transform: rotate(-90deg) scale(1.1);
  }
  .p-header__menu-content-list-item:hover a {
    color: #52f2ff;
  }
  .p-header__menu-content-list-item:hover .p-in-text {
    color: #52f2ff;
    letter-spacing: 0.35em;
  }
  .p-header__menu-content-list-item.-small:hover {
    color: #52f2ff;
    letter-spacing: 0.35em;
  }
  .p-footer__pagetop:hover {
    -webkit-transform: scale(0.9);
    transform: scale(0.9);
  }
}