.TopVisual {
  width: 100%;
  height: 100vh;
  position: relative;
  overflow: hidden;
}
.TopVisual__bg {
  background: url(../img/bg.png) no-repeat center center / cover;
  width: 100%;
  height: 100vh;
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 5;

  animation-name: animation-TopVisual__bg;
  animation-duration: 3.5s;
  animation-fill-mode: forwards;
}
@keyframes animation-TopVisual__bg {
  0% {
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100vh;
  }
  40% {
    transform: translate(-50%, -50%) rotate(0deg);
    width: 100%;
    height: 100vh;
  }
  60% {
    transform: translate(-70%, -30%) rotate(720deg);
    width: 100%;
    height: 100%;
  }
  100% {
    transform: translate(300%, -400%) rotate(2160deg);
    width: 100%;
    height: 100%;
  }
}
.TopVisual__mov {
  min-width: 100%;
  min-height: 100vh;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 0;
}
.TopVisual__movmask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}
.TopVisual__container {
  position: relative;
  top: 55%;
  left: 50%;
  transform: translate(-50%, -50%);

  width: 100%;
  max-width: 400px;
  height: 50vh;

  z-index: 5;
}
.TopVisual__msg {
  margin-left: auto;
  margin-right: auto;

  width: 80%;

  font-family: "Noto Sans JP", sans-serif;
  font-size: 1.5rem;
  font-weight: bold;
  color: #fff;
  word-break: keep-all;
  overflow-wrap: break-word;

  z-index: 10;

  animation-name: animation-TopVisual__msg;
  animation-duration: 3.5s;
  animation-fill-mode: forwards;
}
@keyframes animation-TopVisual__msg {
  0% {
    opacity: 0;
    transform: translateY(100px);
    color: #000;
    font-weight: bold;
  }
  17% {
    opacity: 0;
    transform: translateY(100px);
  }
  19% {
    opacity: 0.5;
    transform: translateY(-20px);
  }
  20% {
    opacity: 1;
    transform: translateY(0);
  }
  55% {
    color: #000;
    font-weight: bold;
  }
  100% {
    color: #fff;
    font-weight: normal;
  }
}
.TopVisual__title {
  margin-top: 10px;
  margin-left: auto;
  margin-right: auto;

  animation-name: animation-TopVisual__title;
  animation-duration: 0.5s;
  animation-fill-mode: forwards;
}
@keyframes animation-TopVisual__title {
  0% {
    opacity: 0;
    transform: translateY(100px);
  }
  20% {
    opacity: 0;
    transform: translateY(100px);
  }
  40% {
    opacity: 0.5;
    transform: translateY(-20px);
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 1;
  }
}