.page {
  min-height: 100vh;
}
.bannerBackground {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  aspect-ratio: 750 / 2546;
}

.introduction {
  position: relative;
  z-index: 1;
  background-image: url("/material/mobile/images/dy.png");
  background-size: 100% 100%;
  width: 23rem;
  height: 20.3rem;
  padding: 3rem 1rem 1rem 1rem;
  text-indent: 2em;
  box-sizing: border-box;
  margin: 14.8rem auto 0;
  color: #fff;
  line-height: 1.5rem;
  font-size: 0.875rem;
}


.video {
  position: relative;
  background: #000;
}
.video video {
  width: 100%;
  height: 100%;
}

.video .button {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 90%;
  cursor: pointer;
}
.video .button img {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 3rem;
  height:3rem;
  pointer-events: none;
}

.moreButton {
  display: block;
  width: 95vw;
  aspect-ratio: 422 / 40;
  background-color: #1a60ae;
  margin: 1rem auto;
  border-radius: 0.3rem;
  color: #fff !important;
  font-size: 1.2rem;
  text-align: center;
  line-height: 2.8rem;
}