.bannerBox {
  color: #fff;
  font-size: 40px;
  font-family: 'AlibabaPuHuiTiMedium';
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}
.bannerBox > img {
  width: 100%;
}
.bannerBox .bannerTitle {
  width: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}
.bannerBox .enDesc {
  font-size: 26px;
}
.infoMain {
  width: 1400px;
  margin: 130px auto;
}
.infoMain .infoBox {
  padding: 30px 50px;
  background-color: #f6f6f6;
  display: flex;
  justify-content: space-between;
  font-family: 'AlibabaPuHuiTiMedium';
  margin-bottom: 32px;
}
.infoMain .left {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  margin-right: 40px;
  color: #666;
  font-size: 26px;
}
.infoMain .leftTitle {
  font-size: 48px;
  font-family: 'AlibabaPuHuiTiMedium';
  color: #333;
}
.infoMain .right > img {
  width: 439px;
}
@media (max-width: 1600px) {
  .infoMain {
    width: 80%;
  }
}
@media (max-width: 1200px) {
  .infoMain .left {
    font-size: 20px;
  }
  .infoMain .leftTitle {
    font-size: 30px;
  }
  .infoMain .right > img {
    width: 380px;
  }
}
@media (max-width: 1100px) {
  .infoMain .left {
    font-size: 18px;
  }
  .infoMain .leftTitle {
    font-size: 24px;
    margin: 10px auto;
  }
  .infoMain .right > img {
    width: 290px;
  }
}
@media (max-width: 900px) {
  .bannerBox {
    font-size: 30px;
  }
  .bannerBox .enDesc {
    font-size: 18px;
  }
  .infoMain .infoBox {
    flex-direction: column;
    align-items: center;
  }
  .infoMain .left {
    margin-right: 0;
  }
  .infoMain .right {
    order: -1;
    margin-bottom: 20px;
  }
  .infoMain .right > img {
    width: 100%;
  }
}
@media (max-width: 480px) {
  .bannerBox .bannerTitle {
    font-size: 18px;
  }
  .bannerBox .enDesc {
    font-size: 12px;
  }
  .infoMain {
    margin: 50px auto;
  }
  .infoMain .infoBox {
    padding: 20px 12px;
  }
  .infoMain .leftTitle {
    margin-bottom: 10px;
  }
}
@media (max-width: 375px) {
  .infoMain {
    margin: 30px auto;
  }
  .infoMain .infoBox {
    padding: 20px 12px;
  }
  .infoMain .left {
    font-size: 14px;
  }
  .infoMain .leftTitle {
    font-size: 18px;
  }
}