.about-us {
  overflow: hidden;
}
.about-us-banner {
  min-height: 699px;
  width: 100%;
  background-color: #f7f9ff;
  /* background: url("../img/about-us/banner-bg.svg") no-repeat center 0; */
  background-size: cover;
}
.about-us-banner .top-banner-info {
  margin-top: 270px;
  width: 540px;
}
.about-us-banner .top-banner-pic {
  margin-top: 210px;
  width: 640px;
  position: relative;
  z-index: 2;
}
.about-us-banner .top-banner-spot {
  position: absolute;
  width: 200px;
  top: 165px;
  right: -50px;
  z-index: 1;
}
.about-us-use-steps {
  margin-top: 70px;
}
.about-us-use-steps .wapper-max-container {
  max-width: 1260px;
}
.about-us-use-steps .about-us-pc .item-content {
  max-width: 380px;
  margin: 40px 20px 0;
}
.about-us-use-steps .about-us-pc .item-content .pic,
.about-us-use-steps .about-us-pc .item-content img {
  background-color: #f7f8fc;
  max-width: 380px;
}
.about-us-use-steps .about-us-pc .item-content .title {
  font-family: PingFangSC-Semibold;
  font-size: 28px;
  font-weight: 600;
  color: #1a1139;
  padding: 30px 0;
}
.about-us-use-steps .about-us-pc .item-content .info {
  font-size: 20px;
  line-height: 30px;
  color: #a9a7b8;
  padding-bottom: 70px;
}

.about-us .swiper-container {
  min-height: 300px;
}

.about-us .swiper-pagination {
  padding-top: 20px;
  display: flex;
  justify-content: center;
  left: 0;
  right: 0;
  top: -5px;
}

.about-us .my-pagination {
  width: 8px;
  height: 8px;
  background: #5d39dd;
  margin-left: 10px;
  border-radius: 50%;
}

.about-us-iphone {
  display: none;
  position: relative;
  padding-top: 40px;
}

.about-us-iphone .swiper-container {
  margin: 0 20px;
  max-width: calc(100% - 40px);
}
.about-us-iphone .swiper-container .pic,
.about-us-iphone .swiper-container img {
  height: 405px;
  background-color: #f7f8fc;
}
.about-us-iphone .swiper-container .title {
  font-size: 18px;
  padding: 0;
  margin-top: 20px;
  position: relative;
  background-color: #fff;
  font-weight: 600;
}
.about-us-iphone .swiper-container .info {
  font-size: 14px;
  line-height: 23px;
  color: #a9a7b8;
  padding-bottom: 40px;
  padding-top: 15px;
  background-color: #fff;
}
.about-us-banner-iphone {
  display: none;
}

@media (max-width: 63.999em) {
  .about-us-pc {
    display: none;
  }

  .about-us-banner-iphone {
    display: block;
  }

  .about-us-iphone {
    display: block;
  }
  .about-us-banner {
    min-height: 484px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }
  .about-us-banner .top-banner-info {
    margin: 0 20px;
    margin-top: 90px;
    max-width: 344px;
  }
  .about-us-banner .top-banner-pic {
    margin: 0 20px;
    margin-top: 30px;
    max-width: 344px;
  }

  .about-us-banner .top-banner-spot {
    position: absolute;
    width: 123px;
    top: 0;
    right: 18px;
    z-index: 1;
  }

  .about-us-use-steps .wapper-max-container {
    max-width: 100%;
  }
}

@media (max-width: 47.999em) {
}