.header {
  position: absolute;
  top: 0;
  left: 0;
  padding: 0;
  width: 100%;
  height: 100vh;
  background-color: transparent; }
  @media screen and (min-width: 769px) {
    .header {
      margin: 0;
      width: 100%; } }
  .header__logo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
    width: 200px;
    opacity: 0;
    animation: sp-header__logo 7s ease 0s 1 normal forwards running; }
    @media screen and (min-width: 769px) {
      .header__logo {
        animation: pc-header__logo 5s ease 0s 1 normal forwards running; } }
  .header__bg {
    position: absolute;
    top: 0;
    left: auto;
    right: auto;
    z-index: 9;
    margin: 0 auto;
    width: 100%;
    height: 100vh;
    animation: sp-header 7s ease 0s 1 normal forwards running; }
    @media screen and (min-width: 769px) {
      .header__bg {
        left: 50%;
        transform: translateX(-50%);
        background: #FFF;
        animation: pc-header 5s ease 0s 1 normal forwards running; } }

@keyframes sp-header {
  80% {
    height: 100vh; }
  90% {
    height: 90px; }
  100% {
    position: fixed;
    height: 90px;
    background: #FFF; } }
@keyframes sp-header__logo {
  20% {
    top: 50%;
    opacity: 0;
    width: 200px; }
  30% {
    top: 50%;
    opacity: 1;
    width: 200px; }
  40% {
    top: 50%;
    opacity: 1;
    width: 200px; }
  60% {
    top: 50%;
    opacity: 1;
    width: 70px; }
  70% {
    top: 45px;
    opacity: 1;
    width: 70px; }
  99% {
    top: 45px;
    opacity: 1;
    width: 70px; }
  100% {
    position: fixed;
    top: 45px;
    opacity: 1;
    width: 70px; } }
@keyframes pc-header {
  40% {
    width: 100%; }
  50% {
    width: 250px; }
  100% {
    width: 250px; } }
@keyframes pc-header__logo {
  20% {
    opacity: 0; }
  30% {
    opacity: 1; }
  100% {
    opacity: 1; } }
.slide {
  display: flex;
  align-items: flex-start;
  width: 100%;
  height: 100vh;
  background: #FFF; }
  .slide__left {
    position: relative;
    width: 50%;
    height: 100vh; }
    .slide__left::after {
      content: "";
      display: block;
      position: absolute;
      top: 0;
      left: 0;
      z-index: 3;
      width: 100%;
      height: 100vh;
      background: #FFF;
      animation: slide 7s ease 0s 1 normal forwards running; }
      @media screen and (min-width: 769px) {
        .slide__left::after {
          animation: slide 5s ease 0s 1 normal forwards running; } }
  .slide__right {
    position: relative;
    width: 50%;
    height: 100vh; }
    .slide__right::after {
      content: "";
      display: block;
      position: absolute;
      top: 0;
      right: 0;
      z-index: 3;
      width: 100%;
      height: 100vh;
      background: #FFF;
      animation: slide 7s ease 0s 1 normal forwards running; }
      @media screen and (min-width: 769px) {
        .slide__right::after {
          animation: slide 5s ease 0s 1 normal forwards running; } }
  .slide__wrap {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    overflow: hidden; }
    .slide__wrap1 {
      z-index: 2;
      animation: slide_img 20s ease 7s infinite normal forwards running; }
      @media screen and (min-width: 769px) {
        .slide__wrap1 {
          animation: slide_img 20s ease 5s infinite normal forwards running; } }
    .slide__wrap2 {
      top: auto;
      bottom: 0;
      z-index: 2;
      animation: slide_img 20s ease 7s infinite normal forwards running; }
      @media screen and (min-width: 769px) {
        .slide__wrap2 {
          animation: slide_img 20s ease 5s infinite normal forwards running; } }
    .slide__wrap3 {
      z-index: 1;
      animation: slide_img 20s ease 17s infinite normal forwards running; }
      @media screen and (min-width: 769px) {
        .slide__wrap3 {
          animation: slide_img 20s ease 15s infinite normal forwards running; } }
    .slide__wrap4 {
      top: auto;
      bottom: 0;
      z-index: 1;
      animation: slide_img 20s ease 17s infinite normal forwards running; }
      @media screen and (min-width: 769px) {
        .slide__wrap4 {
          animation: slide_img 20s ease 15s infinite normal forwards running; } }
  .slide__img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    object-fit: cover; }
    .slide__img2 {
      top: auto;
      bottom: 0; }
    .slide__img4 {
      top: auto;
      bottom: 0; }

@keyframes slide {
  40% {
    width: 100%; }
  60% {
    width: 0; }
  100% {
    width: 0; } }
@keyframes slide_img {
  0% {
    height: 100vh;
    z-index: 2; }
  25% {
    height: 100vh;
    z-index: 2; }
  50% {
    height: 0;
    z-index: 2; }
  51% {
    height: 0;
    z-index: 1; }
  52% {
    height: 100vh;
    z-index: 1; }
  100% {
    height: 100vh;
    z-index: 1; } }
.concept__data {
  padding: 0; }
  @media screen and (min-width: 769px) {
    .concept__data {
      padding: 25% 0;
      background: url("../img/index_concept_bg.jpg") left 15% top no-repeat;
      background-size: contain; } }
.concept__ttl {
  margin: 0 2rem 5rem;
  padding: .3rem 40% 0 0;
  width: calc(60% - 4rem);
  height: calc(82.5vw + 3.3rem);
  font-size: 7.5vw;
  letter-spacing: .3rem;
  writing-mode: vertical-rl;
  background: url("../img/index_concept_bg.jpg") center center no-repeat;
  background-size: contain; }
  @media screen and (min-width: 769px) {
    .concept__ttl {
      margin: 0 0 5rem;
      padding: 0 0 0 30%;
      width: auto;
      height: auto;
      font-size: 5rem;
      text-align: left;
      writing-mode: horizontal-tb;
      transform: none;
      background: none; } }
.concept__txt {
  padding: 0 2rem;
  line-height: 2; }
  @media screen and (min-width: 769px) {
    .concept__txt {
      padding: 0 15% 0 31%;
      font-size: 1.8rem;
      line-height: 3; } }

.sado {
  position: relative;
  padding: 0 0 10rem; }
  @media screen and (min-width: 769px) {
    .sado {
      display: flex;
      align-items: flex-start;
      padding: 0; } }
  .sado::after {
    content: "";
    display: block;
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translate(-50%, 0);
    z-index: -1;
    padding-top: calc(100% - 4rem);
    width: calc(100% - 4rem);
    background: #F4F2EF;
    border-radius: 50%; }
    @media screen and (min-width: 769px) {
      .sado::after {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        padding-top: 70%;
        width: 70%; } }
  @media screen and (min-width: 769px) {
    .sado__data {
      width: 50%; } }
  .sado__ttl {
    padding: 0 3rem 3rem; }
    @media screen and (min-width: 769px) {
      .sado__ttl {
        padding: 5rem 7.5rem; } }
  .sado__txt {
    margin: 0 4rem;
    text-align: justify;
    line-height: 3; }
    @media screen and (min-width: 769px) {
      .sado__txt {
        margin: 0 5rem;
        font-size: 1.8rem; } }
  .sado__fig {
    overflow: hidden; }
    @media screen and (min-width: 769px) {
      .sado__fig {
        width: 50%; } }
    .sado__fig-img {
      width: 100%;
      height: auto;
      object-fit: cover; }

.kado {
  position: relative;
  padding: 0; }
  @media screen and (min-width: 769px) {
    .kado {
      display: flex;
      align-items: flex-start;
      flex-flow: row-reverse;
      margin: 0 auto 20rem; } }
  .kado::after {
    content: "";
    display: block;
    position: absolute;
    top: 16.8%;
    left: 50%;
    transform: translate(-50%, 0);
    z-index: -1;
    padding-top: calc(100% - 4rem);
    width: calc(100% - 4rem);
    background: #F4F2EF;
    border-radius: 50%; }
    @media screen and (min-width: 769px) {
      .kado::after {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        padding-top: 70%;
        width: 70%; } }
  @media screen and (min-width: 769px) {
    .kado__data {
      width: 50%; } }
  .kado__ttl {
    padding: 0 3rem 3rem; }
    @media screen and (min-width: 769px) {
      .kado__ttl {
        padding: 5rem 7.5rem; } }
  .kado__txt {
    margin: 0 4rem;
    text-align: justify;
    line-height: 3; }
    @media screen and (min-width: 769px) {
      .kado__txt {
        margin: 0 5rem;
        font-size: 1.8rem; } }
  .kado__fig {
    overflow: hidden; }
    @media screen and (min-width: 769px) {
      .kado__fig {
        width: 50%; } }

.about {
  padding: 10rem 0 0;
  background: #F4F2EF; }
  @media screen and (min-width: 769px) {
    .about {
      display: flex;
      align-items: flex-start;
      padding: 0; } }
  .about__data {
    padding: 0 0 5rem; }
    @media screen and (min-width: 769px) {
      .about__data {
        width: calc(50% - 20rem);
        padding: 5rem 10rem 0; } }
  .about__ttl {
    position: relative;
    margin: 0 4rem 3rem;
    padding: calc(100% - 8rem) 0 0;
    background: #FFF; }
    @media screen and (min-width: 769px) {
      .about__ttl {
        margin: 0 0 3rem;
        padding: 100% 0 0; } }
    .about__ttl-txt {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      font-size: 4rem;
      letter-spacing: 1px; }
      .about__ttl-txt::after {
        position: absolute;
        left: 50%;
        bottom: -4rem;
        transform: translate(-50%, 0);
        content: "rinpu-kan";
        width: 100%;
        font-size: 1.5rem;
        text-align: center;
        letter-spacing: 2px; }
  .about__txt {
    margin: 0 4rem;
    text-align: justify;
    line-height: 3; }
    @media screen and (min-width: 769px) {
      .about__txt {
        margin: 0;
        font-size: 1.8rem; } }
  @media screen and (min-width: 769px) {
    .about__link {
      margin: 0; } }
  .about__fig {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden; }
    @media screen and (min-width: 769px) {
      .about__fig {
        width: 50%; } }

.greeting {
  margin: 0 0 10rem;
  padding: 10rem 0 0;
  background: #F4F2EF; }
  @media screen and (min-width: 769px) {
    .greeting {
      display: flex;
      align-items: flex-start;
      flex-flow: row-reverse;
      margin: 0 auto 20rem;
      padding: 0; } }
  .greeting__data {
    padding: 0 0 5rem; }
    @media screen and (min-width: 769px) {
      .greeting__data {
        padding: 5rem 10rem 0;
        width: calc(50% - 20rem); } }
  .greeting__ttl {
    position: relative;
    margin: 0 4rem 3rem;
    padding: calc(100% - 8rem) 0 0;
    background: #FFF; }
    @media screen and (min-width: 769px) {
      .greeting__ttl {
        margin: 0 0 3rem;
        padding: 100% 0 0; } }
    .greeting__ttl-txt {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      font-size: 4rem;
      letter-spacing: 1px; }
      .greeting__ttl-txt::after {
        position: absolute;
        left: 50%;
        bottom: -4rem;
        transform: translate(-50%, 0);
        content: "greeting";
        width: 100%;
        font-size: 1.5rem;
        text-align: center;
        letter-spacing: 2px; }
  .greeting__txt {
    margin: 0 4rem;
    text-align: justify;
    line-height: 3; }
    @media screen and (min-width: 769px) {
      .greeting__txt {
        margin: 0;
        font-size: 1.8rem; } }
  @media screen and (min-width: 769px) {
    .greeting__link {
      margin: 0; } }
  .greeting__fig {
    overflow: hidden; }
    @media screen and (min-width: 769px) {
      .greeting__fig {
        width: 50%; } }

.info {
  padding: 0 2rem 10rem;
  font-size: 1.5rem;
  text-align: center; }
  @media screen and (min-width: 769px) {
    .info {
      padding: 0 0 20rem;
      font-size: 2rem; } }
  .info__ttl {
    margin: 0 auto 4rem;
    width: 13rem; }
    @media screen and (min-width: 769px) {
      .info__ttl {
        margin: 0 auto 2rem;
        width: 20rem; } }
  .info__data {
    position: relative;
    margin: 0 0 12rem;
    text-align: left; }
    @media screen and (min-width: 769px) {
      .info__data {
        margin: 0 0 15rem; } }
    .info__data-item {
      padding: 2rem 0;
      border-bottom: 1px solid #ccc; }
    .info__data-link {
      display: block; }
    .info__data-genre {
      display: inline-block;
      margin: 0 1rem 1rem 0;
      padding: .5rem;
      min-width: 8rem;
      text-align: center; }
    .info__data::after {
      content: "";
      position: absolute;
      top: calc(100% + 4rem);
      left: 50%;
      height: 5rem;
      border-left: .1rem solid #707070;
      animation: info__data 1s ease 0s infinite normal forwards running; }
      @media screen and (min-width: 769px) {
        .info__data::after {
          top: calc(100% + 5rem); } }
@keyframes info__data {
  0% {
    height: 0; }
  100% {
    height: 5rem; } }
  .info__link {
    font-size: 3rem;
    text-transform: capitalize; }

.calendar {
  padding-top: 0; }
  .calendar__data {
    margin: 0 2rem;
    width: calc(100% - 4rem);
    height: 50rem; }