.parallax-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #000;
}

.parallax-bg>div {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: calc(100% + 150px);
}

.parallax-bg>div:after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  background-position: center top;
  background-size: cover;
  background-repeat: no-repeat;
  -webkit-transition: 1.0s;
  transition: 1.0s;
  opacity: 0;
}

.parallax-bg>div.on:after {
  opacity: 1;
}

.parallax-bg>div:nth-of-type(1):after {
  background-image: url(/wp-content/themes/ikemen/title/sengoku/original/renew/img/story/bg_01.jpg);
}

.parallax-bg>div:nth-of-type(2):after {
  background-image: url(/wp-content/themes/ikemen/title/sengoku/original/renew/img/story/bg_02.jpg);
}

.parallax-bg>div:nth-of-type(3):after {
  background-image: url(/wp-content/themes/ikemen/title/sengoku/original/renew/img/story/bg_03.jpg);
}

.story-parallax01 {
  padding: 90px 0 300px;
  text-align: center;
}

.story-parallax01-text01 {
  margin-top: 190px;
}

.story-parallax01-text02 {
  margin-top: 60px;
}

.story-parallax02 {
  padding: 200px 0 400px;
  text-align: center;
}

.story-parallax02-text02 {
  margin-top: 40px;
}

.story-parallax03 {
  padding: 260px 0 270px;
  text-align: center;
}

.story-parallax03-text02 {
  margin-top: 50px;
}

.story-parallax03-text03 {
  margin-top: 150px;
}

.story-diagram {
  padding: 90px 0;
}

.story-scroll {
  opacity: 0.7;
  text-align: center;
  width: 100px;
  height: 80px;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  z-index: 100;
  color: #fff;
  font-size: 1.4rem;
  -webkit-transition: 0.3s;
  transition: 0.3s;
  visibility: visible;
}

.story-scroll.on {
  opacity: 0;
  visibility: hidden;
}

.story-scroll:after {
  content: "";
  width: 2px;
  height: 60px;
  background-color: #fff;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
  -webkit-transition: 0.3s;
  transition: 0.3s;
  -webkit-animation-name: story-scroll-anm;
  animation-name: story-scroll-anm;
  -webkit-animation-duration: 2s;
  animation-duration: 2s;
  -webkit-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
}

@-webkit-keyframes story-scroll-anm {
  0% {
    height: 0;
    bottom: 60px;
    opacity: 0;
  }

  50% {
    height: 60px;
    bottom: 0;
    opacity: 1;
  }

  100% {
    height: 0;
    opacity: 0;
  }
}

@keyframes story-scroll-anm {
  0% {
    height: 0;
    bottom: 60px;
    opacity: 0;
  }

  50% {
    height: 60px;
    bottom: 0;
    opacity: 1;
  }

  100% {
    height: 0;
    opacity: 0;
  }
}

#nav {
  background-position: center center;
  background-image: url(/wp-content/themes/ikemen/title/sengoku/original/renew/img/common/bg.jpg);
}

@media screen and (max-width: 767px) {
  .parallax-bg>div:nth-of-type(1):after {
    background-image: url(/wp-content/themes/ikemen/title/sengoku/original/renew/img/story/bg_01_sp.jpg);
  }

  .parallax-bg>div:nth-of-type(2):after {
    background-image: url(/wp-content/themes/ikemen/title/sengoku/original/renew/img/story/bg_02_sp.jpg);
  }

  .parallax-bg>div:nth-of-type(3):after {
    background-image: url(/wp-content/themes/ikemen/title/sengoku/original/renew/img/story/bg_03_sp.jpg);
  }

  .story-parallax01 {
    padding: 50px 0 200px;
  }

  .story-parallax01-text01 {
    margin-top: 125px;
  }

  .story-parallax01-text02 {
    margin-top: 30px;
  }

  .story-parallax02 {
    padding: 200px 0 220px;
  }

  .story-parallax02-text02 {
    margin-top: 20px;
  }

  .story-parallax03 {
    padding: 120px 0 130px;
  }

  .story-parallax03-text02 {
    margin-top: 30px;
  }

  .story-parallax03-text03 {
    margin-top: 30px;
  }

  .story-diagram {
    padding: 30px 0;
  }

  .story-scroll {
    font-size: 1.2rem;
  }

  #nav {
    background-size: 400px;
  }
}