.app {
  position: fixed;
  margin: 0;
  height: 100%;
  width: 100%;
  background-color: #251546;
  overflow: hidden;
  z-index: 100;
}
body.is-show {
  overflow-y: scroll;
}
.app.is-show {
  opacity: 0;
  visibility: hidden;
  overflow: hidden;
  transition: all 1s 2.5s;
}
.loading-spinner {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 100;
  /* 初期状態を指定 */
  opacity: 1;
}
.loading-spinner.is-show {
  /* 状態変化後を指定 */
  transition-property: opacity;
  transition: all 0.1s;
  opacity: 0;
}

.main-contents {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 100vw;
  transform: translate(-50%, -50%);
}
.imageback1 {
  display: flex;
  overflow: hidden;
  width: min(100%, 680px);
  justify-content: center;
  margin: auto;
}
/* ロゴのアニメーション */
.img-main2 {
  padding: 2px;
  margin-left: 0;
  height: auto;
  width: 100%;

  transform: translateX(-100%);
}
.img-main2.is-show {
  transition: all 0.5s 1.5s;
  transform: translateY(0);
}
/* 画像のアニメーション */
.img-main {
  margin: auto;
  height: auto;
  width: 20%;

  /* 初期状態を指定 */
  opacity: 0;
}
.img-main.is-show {
  transition-property: opacity;
  transition: 0.5s 1s;
  /* 状態変化後を指定 */
  opacity: 1;
}

.parent1 {
  overflow: hidden;
  width: 100%;
  margin: auto;
}

/* textのアニメーション */
.main-text {
  align-items: center;
  text-align: center;
  font-family: "Rampart One", cursive;
  font-size: 50px;
  white-space: nowrap;
  color: white;
}

.title {
  display: flex;
  overflow: hidden;
  color: #c1ad9e;
  font-family: "Rampart One", cursive;
  font-size: clamp(40px, 13vw, 84px);
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  white-space: nowrap;
}

.title span {
  display: block;
  transform: translate(0, 105%);
  transition: transform cubic-bezier(0.215, 0.61, 0.355, 1) 0.5s;
}

.title.-visible span {
  transform: translate(0, 0);
}

.title span:nth-child(2) {
  transition-delay: 0.06s;
}
.title span:nth-child(3) {
  transition-delay: 0.12s;
}
.title span:nth-child(4) {
  transition-delay: 0.18s;
}
.title span:nth-child(5) {
  transition-delay: 0.24s;
}
.title span:nth-child(6) {
  transition-delay: 0.3s;
}
.title span:nth-child(7) {
  transition-delay: 0.36s;
}
.title span:nth-child(8) {
  transition-delay: 0.42s;
}
.title span:nth-child(9) {
  transition-delay: 0.48s;
}
.title span:nth-child(10) {
  transition-delay: 0.54s;
}