.main_station {
  width: 100%;
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100);
  height: 100dvh;
  /* aspect-ratio: 16/9; */
  /* background: #000; */
  /* height: 100vh; */
  /* background: rgba(15, 20, 34, 0.70);
    backdrop-filter: blur(4px); */
  max-height: 100vh;
  /* max-height: 800px; */
  position: relative;
  overflow: hidden;
}


.main_station video {
  aspect-ratio: 16/9;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 100%;
  min-height: 100%;
  object-fit: cover;
  z-index: -1;
  object-fit: cover;
}

.hero_txt {
  color: #fff;
  background: rgba(15, 20, 34, 0.70);
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  gap: 0px;
}

.hero_txt>span {
  font-size: 30px;
  color: #E8EEF2;
  line-height: 1.4;
}

.hero_txt>span b {
  font-weight: 600;
}

.hero_txt em {
  font-size: 80px;
  font-weight: 800;
}

.hero_box {
  border-radius: 60px;
  border: 1px solid #FBFBFB;
  background: rgba(0, 0, 0, 0.10);
  backdrop-filter: blur(10px);
  padding: 10px 120px;
  font-size: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  margin-top: 50px;
}


.scroll_wrap {
  position: absolute;
  bottom: 70px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: #fff;
  text-transform: uppercase;
  font-weight: 700;
}

.mouse_wrap {
  width: 24px;
  height: 40px;
  flex-shrink: 0;
  border-radius: 20px;
  border: 1px solid #fff;
  position: relative;
}

.mouse_wrap .wheel {
  width: 3.5px;
  height: 5.5px;
  border-radius: 20px;
  background: #FFF;
  position: absolute;
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll 1.5s infinite;
}

.scroll_wrap svg {
  width: 48px;
  height: 48px;
  fill: #fff;
  animation: scroll 1.5s infinite;
}

@keyframes scroll {
  0% {
    transform: translate(-50%, 0);
  }

  50% {
    transform: translate(-50%, 70%);
  }

  100% {
    transform: translate(-50%, 0);
  }
}

/* tit_ani */
.tit_ani {
  transform: translateX(-50%);
  display: block;
  float: left;
  left: 50%;
  position: relative;
}

.tit_ani span {
  display: block;
  float: left;
  min-width: 10px;
  min-height: 10px;
  position: relative;
}

/* .main_station video{width: 100%;height: 100%;
object-fit: cover;} */



/* below 1500 */
@media screen and (max-width: 1281px) {
  .hero_txt>span {
    font-size: 25px;
  }

  .hero_txt em {
    font-size: 60px;
  }
}

/* below 1024 */
@media screen and (max-width: 1025px) {

  .scroll_wrap {
    bottom: 40px;
    gap: 5px;
    font-size: 12px;
  }
}

/* below 768 */
@media screen and (max-width: 768px) {

  .hero_txt>span {
    font-size: 3.8vw;
  }

  .tit_ani span {
    min-width: 0.4em;
  }

  .hero_txt em {
    font-size: 8vw;
  }

  .hero_box {
    padding: 10px 30px;
    font-size: 3vw;
    margin-top: 30px;
  }
}

/* below 540 */
@media screen and (max-width: 540px) {

  .hero_box {
    padding: 10px 20px;
    font-size: 3.7vw;
  }
}