@import url("https://fonts.googleapis.com/css2?family=Noto+Serif+TC:wght@200..900&display=swap");
.activity-top {
  position: relative;
}
.activity-title {
  position: absolute;
  bottom: calc(50vh + 30px);
  left: 25%;
  margin-right: 25%;
}
.activity-title:after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -60px;
  width: 1px;
  height: 60px;
  background-color: #666;
}
.activity-title-s {
  color: #ccc;
  letter-spacing: 0.2em;
  margin-bottom: 5px;
}
.activity-title-b {
  font-size: 20px;
  margin-bottom: 10px;
}
.activity-bt {
  text-align: center;
}
.activity .button {
  margin: 80px 20px;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
  -moz-transition: -moz-transform 0.3s 0.2s;
  -o-transition: -o-transform 0.3s 0.2s;
  -webkit-transition: -webkit-transform 0.3s;
  -webkit-transition-delay: 0.2s;
  transition: transform 0.3s 0.2s;
}
.activity .button:before {
  background-color: #fff;
}
.activity .button:after {
  background-color: #fff;
}
.activity .button-box:before {
  background-color: #fff;
}
.activity .button-box:after {
  background-color: #fff;
}
.activity-content {
  width: 50%;
  margin: auto;
}
.activity-tvin {
  height: 50vh;
  margin-top: 30vh;
  margin-bottom: 120px;
  position: relative;
  background-color: #000;
}
.activity-video {
  position: absolute;
  top: 50%;
  left: 50%;
  height: 50vh;
  width: calc(50vh / 9 * 16);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
.activity-video iframe {
  width: 100%;
  height: 100%;
}

.activity-top .activity-pic {
  opacity: 0;
  background-size: 110%;
  -moz-transition: opacity 1s, background 0.8s;
  -o-transition: opacity 1s, background 0.8s;
  -webkit-transition: opacity 1s, background 0.8s;
  transition: opacity 1s, background 0.8s;
}
.activity-top .activity-title-s {
  overflow: hidden;
}
.activity-top .activity-title-s span {
  display: inline-block;
  opacity: 0;
  -moz-transform: translateY(20px);
  -ms-transform: translateY(20px);
  -webkit-transform: translateY(20px);
  transform: translateY(20px);
  -moz-transition: opacity 0.5s, -moz-transform 0.8s ease-in-out;
  -o-transition: opacity 0.5s, -o-transform 0.8s ease-in-out;
  -webkit-transition: opacity 0.5s, -webkit-transform 0.8s ease-in-out;
  transition: opacity 0.5s, transform 0.8s ease-in-out;
}
.activity-top .activity-title-s span:nth-child(1) {
  -moz-transition-delay: 0.4s;
  -o-transition-delay: 0.4s;
  -webkit-transition-delay: 0.4s;
  transition-delay: 0.4s;
}
.activity-top .activity-title-s span:nth-child(2) {
  -moz-transition-delay: 0.45s;
  -o-transition-delay: 0.45s;
  -webkit-transition-delay: 0.45s;
  transition-delay: 0.45s;
}
.activity-top .activity-title-s span:nth-child(3) {
  -moz-transition-delay: 0.5s;
  -o-transition-delay: 0.5s;
  -webkit-transition-delay: 0.5s;
  transition-delay: 0.5s;
}
.activity-top .activity-title-s span:nth-child(4) {
  -moz-transition-delay: 0.55s;
  -o-transition-delay: 0.55s;
  -webkit-transition-delay: 0.55s;
  transition-delay: 0.55s;
}
.activity-top .activity-title-s span:nth-child(5) {
  -moz-transition-delay: 0.6s;
  -o-transition-delay: 0.6s;
  -webkit-transition-delay: 0.6s;
  transition-delay: 0.6s;
}
.activity-top .activity-title-s span:nth-child(6) {
  -moz-transition-delay: 0.65s;
  -o-transition-delay: 0.65s;
  -webkit-transition-delay: 0.65s;
  transition-delay: 0.65s;
}
.activity-top .activity-title-s span:nth-child(7) {
  -moz-transition-delay: 0.7s;
  -o-transition-delay: 0.7s;
  -webkit-transition-delay: 0.7s;
  transition-delay: 0.7s;
}
.activity-top .activity-title-s span:nth-child(8) {
  -moz-transition-delay: 0.75s;
  -o-transition-delay: 0.75s;
  -webkit-transition-delay: 0.75s;
  transition-delay: 0.75s;
}
.activity-top .activity-title-s span:nth-child(9) {
  -moz-transition-delay: 0.8s;
  -o-transition-delay: 0.8s;
  -webkit-transition-delay: 0.8s;
  transition-delay: 0.8s;
}
.activity-top .activity-title-s span:nth-child(10) {
  -moz-transition-delay: 0.85s;
  -o-transition-delay: 0.85s;
  -webkit-transition-delay: 0.85s;
  transition-delay: 0.85s;
}
.activity-top .activity-title-s span:nth-child(11) {
  -moz-transition-delay: 9s;
  -o-transition-delay: 9s;
  -webkit-transition-delay: 9s;
  transition-delay: 9s;
}
.activity-top .activity-title-b {
  overflow: hidden;
}
.activity-top .activity-title-b span {
  display: inline-block;
  opacity: 0;
  -moz-transform: translateY(30px);
  -ms-transform: translateY(30px);
  -webkit-transform: translateY(30px);
  transform: translateY(30px);
  -moz-transition: opacity 0.8s, -moz-transform 0.8s;
  -o-transition: opacity 0.8s, -o-transform 0.8s;
  -webkit-transition: opacity 0.8s, -webkit-transform 0.8s;
  transition: opacity 0.8s, transform 0.8s;
  -moz-transition-delay: 1.2s;
  -o-transition-delay: 1.2s;
  -webkit-transition-delay: 1.2s;
  transition-delay: 1.2s;
}
.activity-top .activity-title:after {
  -moz-transform: scaleY(0);
  -ms-transform: scaleY(0);
  -webkit-transform: scaleY(0);
  transform: scaleY(0);
  -moz-transform-origin: center top;
  -ms-transform-origin: center top;
  -webkit-transform-origin: center top;
  transform-origin: center top;
  -moz-transition: -moz-transform 0.5s ease-in-out;
  -o-transition: -o-transform 0.5s ease-in-out;
  -webkit-transition: -webkit-transform 0.5s ease-in-out;
  transition: transform 0.5s ease-in-out;
  -moz-transition-delay: 1.8s;
  -o-transition-delay: 1.8s;
  -webkit-transition-delay: 1.8s;
  transition-delay: 1.8s;
}
.activity-top.open .activity-pic {
  background-size: 100%;
  opacity: 1;
}
.activity-top.open .activity-title-s span {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}
.activity-top.open .activity-title-b span {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}
.activity-top.open .activity-title:after {
  -moz-transform: scaleY(1);
  -ms-transform: scaleY(1);
  -webkit-transform: scaleY(1);
  transform: scaleY(1);
}

.in-top {
  opacity: 0;
  -moz-transform: translateY(30px);
  -ms-transform: translateY(30px);
  -webkit-transform: translateY(30px);
  transform: translateY(30px);
  -moz-transition: -moz-transform 1.2s, opacity 1s;
  -o-transition: -o-transform 1.2s, opacity 1s;
  -webkit-transition: -webkit-transform 1.2s, opacity 1s;
  transition: transform 1.2s, opacity 1s;
  -moz-transition-delay: 2.2s;
  -o-transition-delay: 2.2s;
  -webkit-transition-delay: 2.2s;
  transition-delay: 2.2s;
}
.in-top.open {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}

.move-top {
  opacity: 0;
  -moz-transform: translateY(30px);
  -ms-transform: translateY(30px);
  -webkit-transform: translateY(30px);
  transform: translateY(30px);
  -moz-transition: -moz-transform 1.2s, opacity 1s;
  -o-transition: -o-transform 1.2s, opacity 1s;
  -webkit-transition: -webkit-transform 1.2s, opacity 1s;
  transition: transform 1.2s, opacity 1s;
}
.move-top.show {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}

.activity-bt {
  opacity: 0;
  -moz-transform: translateY(-30px);
  -ms-transform: translateY(-30px);
  -webkit-transform: translateY(-30px);
  transform: translateY(-30px);
  -moz-transition: -moz-transform 1.2s, opacity 1s;
  -o-transition: -o-transform 1.2s, opacity 1s;
  -webkit-transition: -webkit-transform 1.2s, opacity 1s;
  transition: transform 1.2s, opacity 1s;
}
.activity-bt.show {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}

@media screen and (max-width: 1100px) {
  .activity-title {
    bottom: calc((100vw / 16 * 9) + 30px);
    left: 10%;
    margin-right: 10%;
  }
  .activity-title-s {
    color: #666;
  }
  .activity-content {
    width: 80%;
  }
  .activity .button {
    -moz-transform: translateY(0);
    -ms-transform: translateY(0);
    -webkit-transform: translateY(0);
    transform: translateY(0);
    -moz-transition: -moz-transform 0.3s 0.2s;
    -o-transition: -o-transform 0.3s 0.2s;
    -webkit-transition: -webkit-transform 0.3s;
    -webkit-transition-delay: 0.2s;
    transition: transform 0.3s 0.2s;
  }
  .activity .button:before {
    background-color: #000;
  }
  .activity .button:after {
    background-color: #000;
  }
  .activity .button-box:before {
    background-color: #000;
  }
  .activity .button-box:after {
    background-color: #000;
  }
  .activity-tvin {
    height: calc(100vw / 16 * 9);
    margin-bottom: 80px;
  }
  .activity-video {
    height: calc(100vw / 16 * 9);
    width: 100vw;
  }
}
@media screen and (max-width: 640px) {
  .activity-tvin {
    margin-top: 220px;
  }
  .activity-title-b {
    font-size: 18px;
  }
  .activity .button {
    margin: 50px 20px;
  }
  .activity-tvin {
    margin-bottom: 50px;
  }
}
@media screen and (max-width: 460px) {
  .activity-title-b {
    font-size: 18px;
  }
  .activity-bt {
    margin: 30px auto;
  }
  .activity .button {
    width: 55%;
    margin: 10px auto;
  }
  .activity .button-box {
    width: 100%;
    padding: 10px 0;
  }
  .activity .button-box:before {
    opacity: 0;
  }
  .activity .button-box:after {
    opacity: 0;
  }
}