.bigData .top {
  width: 100%;
  height: 6.68rem;
  background: url("../images/arvr/banner.png") no-repeat;
  background-size: 100%;
}

.bigData .dataPlatform {
  width: 100%;
  height: 6rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  background: url("../images/bigData/BG.png") no-repeat bottom;
}

.bigData .dataPlatform span:nth-of-type(1) {
  margin-top: .8rem;
  font-size: .48rem;
  font-family: PingFang SC;
  font-weight: 500;
  color: #343434;
}

.bigData .dataPlatform img {
  margin-top: .39rem;
  display: block;
  width: 2.2rem;
  height: 0.08rem;
}

.bigData .dataPlatform span:nth-of-type(2) {
  margin-top: .67rem;
  width: 9rem;
  display: block;
  font-size: .36rem;
  font-family: PingFang SC;
  font-weight: 400;
  color: #343434;
}

.bigData .advantage {
  height: 8.6rem;
  background: #F5F5F5;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}

.bigData .advantage span:nth-of-type(1) {
  margin-top: .59rem;
  font-size: .36rem;
  font-family: PingFang SC;
  font-weight: 500;
  color: #343434;
}

.bigData .advantage img {
  margin-top: .39rem;
  display: block;
  width: 2.2rem;
  height: 0.08rem;
}

.bigData .advantage .itemBox {
  width: 8rem;
  padding-left: .2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
}

.bigData .advantage .itemBox .item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bigData .advantage .itemBox .item img {
  width: 1.01rem;
  height: 1.17rem;
  margin-right: .54rem;
}

.bigData .advantage .itemBox .item span {
  font-size: .36rem;
  font-family: PingFang SC;
  font-weight: 500;
  color: #343434;
}

.bigData .framework {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}

.bigData .framework span {
  font-size: .48rem;
  font-family: PingFang SC;
  font-weight: 500;
  color: #343434;
  margin-top: .65rem;
}

.bigData .framework img:nth-of-type(1) {
  margin-top: .39rem;
  display: block;
  width: 2.2rem;
  height: 0.08rem;
}

.bigData .framework img:nth-of-type(2) {
  display: block;
  width: 10rem;
  height: 7.88rem;
  margin-top: .94rem;
  margin-bottom: 1.47rem;
}