body {
  margin: 0;
  background-color: #202020;
  font-family: -apple-system-font, Helvetica Neue, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

* {
  box-sizing: border-box;
}

a {
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.container {
  width: 940px;
  padding-left: 17px;
  padding-right: 17px;
  margin: 0 auto;
  max-width: 100%;
  min-width: 320px;
}

::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-thumb {
  border-radius: 5px;
  background-color: #333;
}

::-webkit-scrollbar-track {
  border-radius: 5px;
  background-color: #444;
}

header .container {
  padding-top: 25px;
  padding-bottom: 25px;
  display: flex;
  align-items: flex-start;
  padding-left: 62px;
}

header img {
  height: 49px;
  width: 49px;
  object-fit: contain;
  margin-right: 18px;
  vertical-align: middle;
  display: block;
}

header .name {
  font-size: 34px;
  color: #fff;
  line-height: 44px;
}

.card {
  border-radius: 50px;
  color: #fff;
  height: 300px;
  flex: 1;
}

.card-lg {
  height: 998px;
  margin-bottom: 55px;
  padding: 62px;
  display: flex;
}

.card-lg .card-col {
  flex: 1;
  display: flex;
  justify-content: center;
  flex-direction: column;
}

.card-lg .card-img {
  flex: 1;
  display: flex;
  justify-content: center;
  flex-direction: column;
}

.card-lg .card-col:last-child {
  align-items: center;
}

.card-lg .card-col h1 {
  font-size: 120px;
  line-height: 147px;
  margin-bottom: 36px;
}

.card-lg .card-col .desc {
  font-size: 24px;
  line-height: 40px;
  margin-bottom: 108px;
}

.card-lg .card-col .download-btn {
  width: 336px;
  height: 80px;
  /*background: #1d1d1d;*/
  border-radius: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 30px;
}

.card-lg .card-col .download-btn .small {
  font-size: 12px;
  opacity: 0.62;
}

.card-lg .phone-img {
  width: 313px;
  height: 676px;
  /*background: #D7D7D7;*/
  /*border: 15px solid #E3E2E2;*/
  overflow: hidden;
}

.card-blue {
  background-color: #0090ff;
}

.card-yellow {
  background-color: #ffd32a;
}

.card-purple {
  background-color: #8154ff;
}

.card-group {
  display: flex;
}

.card-group .card {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  cursor: pointer;
}

.card-group .card .icon-circle {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #fff;
  margin-bottom: 29px;
}

.card-group .card .name {
  font-size: 40px;
  line-height: 56px;
}

.card-group .card .icon-circle img {
  width: 68px;
  height: 68px;
  object-fit: contain;
}

.card-group .card:first-child {
  margin-right: 37px;
}

.card-group .card:nth-child(2) {
  margin-left: 37px;
}

footer {
  margin-top: 82px;
  padding-top: 80px;
  padding-bottom: 64px;
  background-color: #000;
  color: #fff;
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
}

.qrcodeBox {
  width: 160px;
  height: 160px;
  border-radius: 12px;
  background-color: #fff;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
}

.qrcode {
  width: 140px;
  height: 140px;
}

footer .title {
  margin-top: 22px;
  margin-bottom: 7px;
  font-size: 28px;
  line-height: 40px;
}

footer .desc {
  font-size: 26px;
  line-height: 37px;
  text-align: center;
}

.img-list {
  width: 100%;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.img-list-box {
  width: 100%;
  height: 100%;
  display: flex;
  position: absolute;
  left: -100%;
  animation: img-scoll 6s infinite linear;
}

@keyframes img-scoll {
  0% {
    left: 0;
  }
  25% {
    left: 0;
  }
  50% {
    left: calc(-100% - 20px);
  }
  75% {
    left: calc(-100% - 20px);
  }
  100% {
    left: calc(-200% - 40px);
  }
}

.img-list .img-box {
  width: 100%;
  height: 100%;

  box-sizing: border-box;
  max-width: 100%;
}

.img-list img {
  margin-right: 20px;
  width: 100%;
  height: 100%;
}

#img-flag img {
  width: 100%;
  height: 100%;
}

.download-box-small {
  display: none;
}

.pc-button-box {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-evenly;
}

.icon-box {
  display: flex;
  align-items: center;
  flex-direction: column;
  font-size: 10px;
}

.icon-box div {
  margin-top: 3px;
}

.donwload-title {
  font-size: 26px;
  font-weight: 600;
}

.qrcode-box {
  display: flex;
  align-items: center;
  position: relative;
}

.qrcode-box .code-img {
  width: 160px;
  height: 160px;
  border-radius: 12px;
  background-color: #fff;
  display: none;
  text-align: center;
  position: absolute;
  top: -180px;
  left: calc(50% - 80px);
}

.qrcode-box .code-img img {
  margin-top: 10px;
}

.qrcode-box .code-img::before {
  content: '';
  width: 0;
  height: 0;
  box-sizing: content-box;
  border-width: 10px;
  border-style: solid dashed dashed;
  border-color: #ffffff transparent transparent;
  position: absolute;
  top: 160px;
  left: calc(50% - 10px)
}

.qrcode-box:hover .code-img {
  display: block;
}

.index-qrcode {
  width: 140px;
  height: 140px;
}

@media (max-width: 1100px) {
  header .container {
    justify-content: center;
    padding-left: 17px;
  }

  header .container img {
    width: 39px;
    height: 39px;
  }

  header .container .name {
    font-size: 23px;
    line-height: 38px;
  }

  .card {
    border-radius: 20px;
  }

  .card-lg {
    flex-direction: column;
    height: auto;
    align-items: center;
    padding: 40px 15px;
    margin-bottom: 23px;
  }

  .card-lg .card-col {
    flex: 1;
    align-items: center;
  }

  .card-group .card:first-child {
    margin-right: 10px;
  }

  .card-group .card:nth-child(2) {
    margin-left: 10px;
  }

  .card-lg .card-col h1 {
    display: flex;
    font-size: 34px;
    line-height: 39px;
    text-indent: 7px;
    margin-bottom: 10px;
  }

  .card-lg .card-col .desc {
    font-size: 16px;
    line-height: 22px;
    margin-bottom: 28px;
  }

  .card-lg .card-col .download-btn {
    width: 200px;
    height: 46px;
    font-size: 13px;
    margin-bottom: 30px;
    line-height: 1.2;
  }

  .card-lg .card-col .download-btn img {
    height: 200px;
    width: 150px;
    margin-right: 4px;
  }

  .card-lg .card-col .download-btn .small {
    font-size: 12px;
    line-height: 1;
  }

  .card-lg .card-col .phone-img {
    width: 223px;
    height: 466px;
  }

  .card-lg .card-col .phone-img .img-iphone {
    display: none;
  }

  .card-group .card {
    padding: 14px;
    align-items: flex-start;
    height: 190px;
  }

  .card-group .card .icon-circle {
    width: 52px;
    height: 52px;
    margin-bottom: 20px;
  }

  .card-group .card .name {
    font-size: 20px;
    line-height: 28px;
  }

  .card-group .card .icon-circle img {
    width: 28px;
    height: 28px;
    object-fit: contain;
  }

  footer {
    padding: 34px 10px 50px 10px;
    border-radius: 10px;
    background-color: #000;
    width: calc(100% - 34px);
    margin: 21px auto;
    color: #fff;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
  }

  footer .title {
    margin-top: 6px;
    margin-bottom: 6px;
    font-size: 12px;
    line-height: 17px;
  }

  footer .desc {
    font-size: 12px;
    line-height: 17px;
  }

  .img-list {
    display: none;
  }

  .download-box {
    display: none;
  }

  .download-box-small {
    display: block;
  }
}