body,
html,
div,
img {
  padding: 0;
  margin: 0;
  display: block;
  box-sizing: border-box;
}
.flex-row {
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}
.flex-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.main {
  display: none;
  height: 100vh;
}
.main .logo {
  width: 109px;
  height: 41px;
  position: absolute;
  top: 40px;
  left: 12%;
}
.main .company_info{
  position: absolute;
  right: 12%;
  top: 40px;
  line-height:41px;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
  text-decoration:none;
}
.main .content {
  height: 100vh;
  padding-top: 172px;
  padding-bottom: 139px;
}
.main .swiper-block {
  height: 100%;
  margin-right: 124px;
}
.main .swiper-block .item {
  height: 100%;
  object-fit: contain;
  animation: swiperShow 3s cubic-bezier(0.23, 1, 0.32, 1);
  transform: translateZ(0);
  animation-iteration-count: infinite;
}
.main .swiper-block .pagination {
  width: 100%;
  flex-shrink: 0;
  margin-top: 29px;
}
.main .swiper-block .pagination .pagination-dot {
  width: 20px;
  height: 4px;
  border-radius: 4px;
  background: #50afc5;
  margin-right: 8px;
  transition: background 0.2s ease;
}
.main .swiper-block .pagination .pagination-dot.active {
  background: #7ae7ff;
}
.main .swiper-block .pagination .pagination-dot:last-child {
  margin-right: 0;
}
/* @media screen and (max-width: 1400px) {
  .info-block {
    transform: scale(0.8);
  }
} */
.main .title-block {
  position: relative;
  margin-bottom: 120px;
  animation: titleShow 3s cubic-bezier(0.23, 1, 0.32, 1);
  transform: translateZ(0);
  animation-iteration-count: infinite;
}
.main .title-block .tag {
  width: 188px;
  position: absolute;
  left: -82px;
  top: -88px;
}
.main .title-block .title {
  width: 593px;
}
.main .button-block {
  padding-left: 12px;
  position: absolute;
  top: 64vh;
}
.main .button-block .item {
  width: 210px;
  height: 54px;
  line-height: 54px;
  border-radius: 54px;
  font-size: 24px;
  border: solid black 2px;
  text-align: center;
  margin-bottom: 37px;
  background: white;
  cursor: pointer;
  -webkit-transition: box-shadow 0.2s ease, transform 0.2s ease;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.main .button-block .item:last-child {
  margin-bottom: 0;
}
.main .button-block .item:hover {
  -webkit-transform: translateY(-4px);
  transform: translateY(-4px);
  box-shadow: 0 6px 24px rgba(57, 218, 255, 0.5);
}
.main .button-block .item:active {
  -webkit-transform: translateY(0);
  transform: translateY(0);
  box-shadow: none;
}
.main .copyright {
  width: 100%;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 19px;
  margin-top: 105px;
  color: #62c8d7;
  font-size: 14px;
  line-height: 15px;
  flex-shrink: 0;
  text-align: center;
}
@keyframes swiperShow {
  0% {
    -webkit-transform: scale(0.9);
    transform: scale(0.9);
    opacity: 0;
  }
  15% {
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
  }
  85% {
    -webkit-transform: scale(1);
    transform: scale(1);
    opacity: 1;
  }
  100% {
    -webkit-transform: scale(1.1);
    transform: scale(1.1);
    opacity: 0;
  }
}
@keyframes titleShow {
  0% {
    opacity: 1;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

/* ===============mobile============== */
.mobile-main {
  display: none;
  justify-content: stretch;
  padding-top: 17.33vw;
  padding-bottom: 2.8vw;
}

.mobile-main .title-block {
  flex-shrink: 0;
  margin-bottom: 7.46vw;
  position: relative;
  transition: transform 0.2s, left 0.2s, top 0.2s;
  /* animation: titleShow 3s cubic-bezier(0.23, 1, 0.32, 1);
  transform: translateZ(0);
  animation-iteration-count: infinite; */
}

.mobile-main .title-block .title {
  width: 79.06vw;
  transition: transform 0.2s, left 0.2s, top 0.2s;
}

.mobile-main .title-block.type1 {
  transform: translateX(5vw);
}

.mobile-main .title-block.type1 .title {
  width: 68.4vw;
}

.mobile-main .title-block.type2 .title {
  width: 89.47vw;
}

.mobile-main .title-block.type2 .tag {
  top: -12.67vw;
  left: 15.87vw;
}

.mobile-main .title-block .tag {
  width: 25.06vw;
  position: absolute;
  left: -10.93vw;
  top: -10.4vw;
}

.mobile-main .button-block {
  flex-shrink: 0;
  margin-bottom: 7.6vw;
}

.mobile-main .button-block .item {
  width: 32vw;
  height: 10.13vw;
  text-align: center;
  font-size: 4vw;
  line-height: 10.13vw;
  border-radius: 10.13vw;
  background: white;
  border: solid black 0.27vw;
  margin-right: 4vw;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.mobile-main .swiper-block {
  width: 100%;
  height: 100%;
  justify-content: stretch;
  margin-bottom: 2.67vw;
  overflow: hidden;
}

.mobile-main .title-block.show {
  animation: showt 1s cubic-bezier(0.23, 1, 0.32, 1);
  animation-fill-mode: forwards;
  transform: translateZ(0);
}

.mobile-main .title-block.hide {
  animation: hidet 1s cubic-bezier(0.23, 1, 0.32, 1);
  animation-fill-mode: forwards;
  transform: translateZ(0);
}

.mobile-main .swiper-block.show {
  animation: shows 0.6s cubic-bezier(0.23, 1, 0.32, 1);
  animation-fill-mode: forwards;
  transform: translateZ(0);
  /* animation-iteration-count: infinite; */
}

.mobile-main .swiper-block.hide {
  animation: hides 0.6s cubic-bezier(0.23, 1, 0.32, 1);
  animation-fill-mode: forwards;
  transform: translateZ(0);
  /* animation-iteration-count: infinite; */
}

@keyframes shows {
  0% {
    opacity: 0;
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes hides {
  0% {
    opacity: 1;
    transform: scale(1);
  }
  100% {
    opacity: 0;
    transform: scale(1.1);
  }
}

@keyframes showt {
  0% {
    opacity: 0;
  }
  10% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes hidet {
  0% {
    opacity: 1;
  }
  90% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}

.mobile-main .swiper-block #swiper {
  height: 100%;
}

.mobile-main .swiper-block #swiper .swiper-slide {
  width: 100%;
  display: flex;
  justify-content: center;
}

.mobile-main .swiper-block .item {
  height: 100%;
  object-fit: contain;
}

.mobile-main .pagination {
  margin-bottom: 6.93vw;
}

.mobile-main .pagination .pagination-dot {
  width: 2.67vw;
  height: 0.8vw;
  border-radius: 0.8vw;
  background: #50afc5;
  margin-right: 1.07vw;
}

.mobile-main .pagination .pagination-dot:last-child {
  margin-right: 0;
}

.mobile-main .pagination .pagination-dot.active {
  background: #7ae7ff;
}

.mobile-main .button-block .item:active {
  -webkit-transform: translateY(-4px);
  transform: translateY(-4px);
  box-shadow: 0 6px 24px rgba(57, 218, 255, 0.5);
}

.mobile-main .button-block .item:last-child {
  margin-right: 0;
}

/* .mobile-main .copyright {
  flex-shrink: 0;
  font-size: 2.4vw;
  color: #62c8d7;
  line-height: 3.2vw;
} */

.toast {
  position: fixed;
  left: 50%;
  top: 50%;
  z-index: 20;
  pointer-events: none;
  max-width: 90vw;
  font-size: 3.73vw;
  padding: 0.53vw 2.13vw;
  border-radius: 0.8vw;
  color: white;
  text-align: center;
  white-space: nowrap;
  display: none;
  background-color: rgba(0, 0, 0, 0.8);
  transform: translate(-50%, -50%);
}

.shade {
  width: 100%;
  height: 100%;
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  z-index: 10;
  opacity: 0;
  background: rgba(0, 0, 0, 0.5);
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.shade.show {
  pointer-events: auto;
  visibility: visible;
  opacity: 1;
}

.download-info {
  width: 72vw;
  border-radius: 12px;
  padding: 6vw 0 4.8vw;
  position: fixed;
  top: 50%;
  left: 50%;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 11;
  background: white;
  transform: translate(-50%, calc(50% + 50vh));
  transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.4s ease;
}

.download-info.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, -50%);
}

.download-info .title {
  font-size: 4vw;
  font-weight: bold;
  color: #333;
  margin-bottom: 1vw;
}

.download-info .subtitle {
  font-size: 3.2vw;
  color: #a5a5a5;
  margin-bottom: 5vw;
}

.download-info .button-block .item {
  flex: 1;
  margin-right: 1.6vw;
  width: 26vw;
  height: 9vw;
  line-height: 9vw;
  text-align: center;
  font-size: 4vw;
  font-weight: bold;
  white-space: nowrap;
  border-radius: 8vw;
  transform: filter 0.2s;
}

.download-info .button-block .item:active {
  filter: brightness(90%);
}

.download-info .button-block .cancel {
  background-color: white;
  color: #222;
  border: solid #222 0.13vw;
}

.download-info .button-block .confirm {
  background-color: #222;
  color: white;
  border: solid #222 0.13vw;
}

.download-info .button-block .item:last-child {
  margin-right: 0;
}