.navbar-header.down {
  display: none;
}
.navbar-header.down .x {
  display: block;
  position: absolute;
  top: 50%;
  right: 23px;
  width: 32px;
  height: 32px;
  background-color: transparent;
  margin-top: -18px;
  opacity: 0.6;
  cursor: pointer;
  transition: opacity 0.3s ease;
}
.navbar-header.down .x:hover {
  opacity: 1;
}
.navbar-header.down .x::before {
  content: "";
  position: absolute;
  top: 47%;
  left: 0;
  width: 100%;
  height: 2px;
  background: #fff;
  transform: rotate(45deg);
}
.navbar-header.down .x::after {
  content: "";
  position: absolute;
  top: 47%;
  left: 0;
  width: 100%;
  height: 2px;
  background: #fff;
  transform: rotate(-45deg);
}
.page-cont {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  padding-top: 64px;
}
.first-box {
  width: 555px;
  text-align: center;
  position: relative;
  z-index: 3;
}
.first-box .title {
  font-size: 40px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 8px;
  color: #fff;
  text-align: center;
  margin-bottom: 20px;
}
.first-box .subtitle {
  color: #fdfdfd;
  line-height: 1.88;
  font-weight: 300;
  letter-spacing: 0.5px;
  font-size: 14px;
}
.first-box .more {
  width: 200px;
  height: 50px;
  font-size: 15px;
  letter-spacing: 3px;
  color: #fdfdfd;
  border: 1px solid #fdfdfd;
  box-sizing: border-box;
  line-height: 50px;
  margin: 0 auto;
  margin-top: 20px;
  cursor: pointer;
}
.app-images {
  width: 250px;
  height: 508px;
  overflow: hidden;
  position: absolute;
  cursor: pointer;
  transform: rotate(15deg);
  z-index: 2;
  top: 6px;
  right: 0;
  cursor: pointer;
  transform: rotate(15deg) translate(38%, -18%) scale(1.3);
  /* transition: transform 0.5s ease-in-out 0.3s, top 0.5s ease-in-out 0.3s,
    right 0.5s ease-in-out 0.3s, opacity 0s ease; */
  transition: all 0.3s ease-out;
}
.app-images.open {
  position: static;
  transform: rotate(0);
}
@keyframes thumb {
  0% {
    transform: rotate(0);
  }
  100% {
    transform: rotate(1deg);
  }
}
.app-images .img:hover {
  animation: thumb 0.1s ease;
  animation-iteration-count: 3;
}
.app-images.open .img:hover {
  animation: none;
}
.app-images .img {
  width: 100%;
  height: auto;
  position: absolute;
  top: 0;
  left: 0;
  display: none;
}
.app-images .img.active {
  z-index: 2;
  display: block;
}
.app-infos {
  display: none;
  width: 350px;
  margin-left: 60px;
  color: #fff;
}
.app-infos {
  display: none;
  width: 350px;
  margin-left: 60px;
}
.app-infos .info {
  display: none;
}
.app-infos .info.active {
  display: block;
}
.app-infos .info .title {
  letter-spacing: 8px;
  margin-bottom: 23px;
  font-size: 40px;
  font-weight: 400;
  line-height: 1.5;
}
.app-infos .info .subtitle {
  font-size: 24px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 23px;
  letter-spacing: 8px;
  line-height: 1.5;
}
.downcode-box + .subtitle {
  margin-top: 30px;
}
.app-infos .info .txts {
  color: #fdfdfd;
  letter-spacing: 0.5px;
  line-height: 1.88;
  font-weight: 300;
}
.app-infos .info .downcode-box {
  display: flex;
  width: 100%;
  justify-content: space-around;
}
.app-infos .info .downcode-box .downcode-item {
  width: 140px;
  text-align: center;
}
.app-infos .info .downcode-box .downcode-item .code-img {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 10px;
}
.app-infos .info .downcode-box .downcode-item .code-txt {
  color: #fff;
  font-size: 14px;
}
.mobile {
  display: none;
}
@media (max-width: 900px) {
  .first-box {
    display: none;
  }
  .app-images {
    display: none;
  }
  .app-infos {
    display: none;
  }
  .mobile {
    display: block;
  }
  .mobile {
    width: 100%;
    height: 100%;
    padding: 0 16px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    color: #fff;
  }
  .mobile .download-swiper {
    margin: auto;
    padding-bottom: 20px;
  }
  .download-swiper .swiper-slide .img {
    width: 140px;
    display: block;
    margin: 0 auto;
  }
  .download-swiper .swiper-slide .title {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 8px;
    text-align: center;
    margin-top: 10px;
  }
  .download-swiper .swiper-slide .subtitle {
    font-size: 16px;
    font-weight: 700;
    margin: 10px 0;
    text-align: center;
  }
  .download-swiper .swiper-slide .txts {
    font-size: 14px;
    line-height: 25px;
  }
  .download-swiper .swiper-pagination.download-swiper-pagination {
    bottom: 0;
  }
  .download-swiper-pagination .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: #fff;
    opacity: 0.4;
  }
  .download-swiper-pagination
    .swiper-pagination-bullet.swiper-pagination-bullet-active {
    opacity: 1;
  }
  .down-btns {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-around;
    margin-top: 10px;
  }
  .down-btns .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 50px;
    padding: 0;
    color: #fff;
    border-color: #fff;
    border: 1px solid #fff;
  }
  .down-btns .btn img {
    width: 30px;
  }
}