@charset "UTF-8";
#container {
  padding-top: 0;
  /* padding-bottom: 60px; */
}
@media screen and (max-width: 768px) {
  #container {
    padding-top: 0;
  }
}

#song {
  position: relative;
  overflow: hidden;
  /* スクロールダウンの位置 */
  /* 線のアニメーション部分 */
  /* 線のアニメーション */
}
#song .scroll {
  position: absolute;
  right: 50.65%;
  top: 40%;
  writing-mode: vertical-rl;
}
@media screen and (max-width: 768px) {
  #song .scroll {
    top: 52.5%;
  }
}
#song .scroll::before {
  animation: scroll 2s infinite;
  background-color: #000;
  bottom: -3vw;
  content: "";
  height: 3vw;
  left: 0;
  margin: auto;
  position: absolute;
  right: 0;
  width: 1px;
}
@media screen and (max-width: 768px) {
  #song .scroll::before {
    bottom: -7.5vw;
    height: 7.5vw;
  }
}
#song .scroll::after {
  animation: scroll-arrow 2s infinite;
  content: "";
  background-color: #000;
  display: block;
  width: 1vw;
  height: 1px;
  position: absolute;
  right: 0;
  bottom: 0;
  transform: rotate(45deg);
  transform-origin: 100% 100%;
}
@media screen and (max-width: 768px) {
  #song .scroll::after {
    width: 1.5vw;
    animation: scroll-arrow-sp 2s infinite;
  }
}
@keyframes scroll {
  0% {
    transform: scale(1, 0);
    transform-origin: 0 0;
  }
  50% {
    transform: scale(1, 1);
    transform-origin: 0 0;
  }
  51% {
    transform: scale(1, 1);
    transform-origin: 0 100%;
  }
  100% {
    transform: scale(1, 1);
    transform-origin: 0 100%;
  }
}
@keyframes scroll-arrow {
  0% {
    bottom: 0;
  }
  50% {
    bottom: -3vw;
  }
  51% {
    bottom: -3vw;
  }
  100% {
    bottom: -3vw;
  }
}
@keyframes scroll-arrow-sp {
  0% {
    bottom: 0;
  }
  50% {
    bottom: -7.5vw;
  }
  51% {
    bottom: -7.5vw;
  }
  100% {
    bottom: -7.5vw;
  }
}
#song .paper {
  position: absolute;
  left: 0;
  top: 0;
  width: 26.9vw;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.6s ease, transform 0.6s ease, top 0.6s ease, left 0.6s ease;
}
@media screen and (max-width: 768px) {
  #song .paper {
    width: 55.9vw;
  }
}
#song .paper .play {
  display: block;
}
#song .paper .pause {
  display: none;
}
#song .paper .close {
  position: absolute;
  background-color: rgba(0, 0, 0, 0);
  width: 20%;
  height: 20%;
  right: 3%;
  top: 3%;
  z-index: 2;
}
#song .paper .btn {
  position: absolute;
  background-color: rgba(0, 0, 0, 0);
  width: 25%;
  height: 25%;
  left: 38%;
  bottom: 14%;
  z-index: 2;
}
#song .paper.play_now .play {
  display: none;
}
#song .paper.play_now .pause {
  display: block;
}
#song .z-index1 {
  z-index: 1;
}
#song .z-index2 {
  z-index: 2;
}
#song .z-index3 {
  z-index: 3;
}
#song .z-index4 {
  z-index: 4;
}
#song .z-index5 {
  z-index: 5;
}
#song .z-index6 {
  z-index: 6;
}
#song .z-index7 {
  z-index: 7;
}
#song .z-index8 {
  z-index: 8;
}

#song .paper {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, top 0.15s ease, left 0.15s ease, transform 0.15s ease;
  position: absolute;
  cursor: pointer;
  top: 37%;
  left: 35%;
  transform: rotate(0deg) scale(0.3);
}
#song .paper.visible {
  opacity: 1;
  visibility: visible;
}
#song .paper.hidden {
  display: none;
}
@media screen and (max-width: 768px) {
  #song .paper {
    top: 52%;
    left: 21%;
    transform: rotate(0deg) scale(0.3);
  }
}
#song .paper img {
  filter: drop-shadow(3px 3px 3px rgba(0, 0, 0, 0.6));
  display: block;
}
#song .dust_box {
  cursor: pointer;
  position: absolute;
  top: 47%;
  left: 42%;
  width: 13%;
  height: 35%;
  background-color: rgba(0, 0, 0, 0);
  z-index: 9;
}
@media screen and (max-width: 768px) {
  #song .dust_box {
    top: 59%;
    left: 34%;
    width: 31%;
    height: 29%;
  }
}
#song.active .paper {
  opacity: 1;
  visibility: visible;
}
#song.active .paper.hidden {
  opacity: 0 !important;
  visibility: hidden !important;
}
#song.active .paper01 {
  top: 8%;
  left: 17%;
  transform: rotate(-10deg) scale(1);
  transition-delay: 0s;
}
@media screen and (max-width: 768px) {
  #song.active .paper01 {
    top: 65%;
    left: 6%;
    transform: rotate(5deg) scale(1);
  }
}
#song.active .paper02 {
  top: 25%;
  left: 2%;
  transform: rotate(-5deg) scale(1);
  transition-delay: 0.1s;
}
@media screen and (max-width: 768px) {
  #song.active .paper02 {
    top: 13%;
    left: -2%;
    transform: rotate(3deg) scale(1);
  }
}
#song.active .paper03 {
  top: 18%;
  left: 41%;
  transform: rotate(7deg) scale(1);
  transition-delay: 0.2s;
}
@media screen and (max-width: 768px) {
  #song.active .paper03 {
    top: 43%;
    left: 37%;
    transform: rotate(-6deg) scale(1);
  }
}
#song.active .paper04 {
  top: 46%;
  left: 70%;
  transform: rotate(-14deg) scale(1);
  transition-delay: 0.3s;
}
@media screen and (max-width: 768px) {
  #song.active .paper04 {
    top: 41%;
    left: -6%;
    transform: rotate(12deg) scale(1);
  }
}
#song.active .paper05 {
  top: 47%;
  left: 22%;
  transform: rotate(10deg) scale(1);
  transition-delay: 0.4s;
}
@media screen and (max-width: 768px) {
  #song.active .paper05 {
    top: 3%;
    left: 21%;
    transform: rotate(4deg) scale(1);
  }
}
#song.active .paper06 {
  top: 9%;
  left: 68%;
  transform: rotate(6deg) scale(1);
  transition-delay: 0.5s;
}
@media screen and (max-width: 768px) {
  #song.active .paper06 {
    top: 11%;
    left: 49%;
    transform: rotate(-4deg) scale(1);
  }
}
#song.active .paper07 {
  top: 48%;
  left: 47%;
  transform: rotate(3deg) scale(1);
  transition-delay: 0.6s;
}
@media screen and (max-width: 768px) {
  #song.active .paper07 {
    top: 65%;
    left: 50%;
    transform: rotate(10deg) scale(1);
  }
}
#song.active .dust_box {
  z-index: 1;
}/*# sourceMappingURL=style_song.css.map */