body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  overflow-x: hidden;
}

ul,
li {
  margin: 0;
  padding: 0;
  list-style: none;
}

.banner-main {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.video {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  overflow: hidden;
}

.banner {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 15;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

@media (min-width: 600px) {
  .banner .title-zh {
    font-size: 66px;
    font-weight: 500;
    color: white;
  }

  .banner .title-en {
    margin-top: 25px;
    font-size: 24px;
    font-weight: 500;
    color: white;
  }

  .footer {
    width: 100%;
    height: 125px;
    background-color: #050810;
    position: relative;
    display: flex;
    align-items: flex-start;
  }

  .footer .middle {
    width: 405px;
    display: flex;
    margin-left: calc(50% - (405px / 2));
    flex-direction: column;
    align-items: center;
    position: relative;
    top: 30px;
  }

  .footer .middle .manifesto {
    width: auto;
    font-size: 18px;
    font-weight: 500;
    color: white;
  }

  .footer .middle .record {
    margin-top: 15px;
    display: inline-block;
    font-family: PingFangSC-Regular;
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
    color: #7d7d7d;
  }

  .footer .right {
    position: absolute;
    top: 7px;
    right: 30px;
    color: aliceblue;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
  }

  .footer .right .comprehensive {
    width: auto;
    margin-right: 15px;
  }

  .footer .comprehensive .email {
    width: auto;
  }

  .footer .email .icon {
    position: relative;
    top: 2px;
  }

  .footer .email .txt {
    margin-left: 3px;
    font-size: 13px;
  }

  .footer .right .qrcode {
    width: auto;
    position: relative;
  }

  .footer .qrcode .gzh {
    width: 85px;
    height: auto;
    overflow: hidden;
  }

  .footer .qrcode .name {
    font-size: 13px;
  }

  .footer .qrcode .img {
    width: 85px;
    height: 85px;
    margin-top: 3px;
    background-image: url('../img/gzh_qrcode.jpg');
    background-size: 100% 100%;
    background-repeat: no-repeat;
  }

  .footer .mini-record {
    display: none;
  }
}

@media (max-width: 600px) {
  .banner .title-zh {
    font-size: 25px;
    font-weight: 500;
    color: white;
  }

  .banner .title-en {
    margin-top: 25px;
    font-size: 12px;
    font-weight: 500;
    color: white;
  }

  .footer {
    width: 100%;
    padding-bottom: 15px;
    background-color: #050810;
    position: relative;
    display: flex;
    align-items: flex-start;
    flex-direction: column;
  }

  .footer .middle {
    width: 100%;
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .footer .middle .manifesto {
    width: auto;
    font-size: 15px;
    font-weight: 500;
    color: white;
  }

  .footer .middle .record {
    display: none;
  }

  .footer .right {
    width: 100%;
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    color: aliceblue;
  }

  .footer .comprehensive .email {
    width: auto;
  }

  .footer .email .icon {
    position: relative;
    top: 2px;
  }

  .footer .email .txt {
    margin-left: 3px;
    font-size: 15px;
  }

  .footer .right .qrcode {
    width: 100%;
    margin-top: 10px;
    position: relative;
    display: flex;
    justify-content: center;
  }

  .footer .qrcode .gzh {
    width: auto;
    height: auto;
    overflow: hidden;
    display: flex;
    flex-direction: column;
  }

  .footer .qrcode .name {
    font-size: 13px;
    text-align: center;
  }

  .footer .qrcode .img {
    width: 85px;
    height: 85px;
    margin-top: 3px;
    background-image: url('../img/gzh_qrcode.jpg');
    background-size: 100% 100%;
    background-repeat: no-repeat;
  }

  .footer .mini-record {
    width: 100%;
    display: flex;
    justify-content: center;
  }

  .footer .mini-record .record {
    margin-top: 15px;
    display: inline-block;
    font-family: PingFangSC-Regular;
    font-size: 14px;
    font-weight: 400;
    line-height: 24px;
    color: #7d7d7d;
  }
}