.top image{
  width: 100%;
}
.main{
  border-top-left-radius: 40rpx;
  border-top-right-radius: 40rpx;
  margin: -40rpx auto 0;
  position: relative;
  background-color: #fff;
  padding: 40rpx 20rpx;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
}
.box{
  flex-shrink: 0;
  width: 25%;
  text-align: center;
  margin-bottom: 20rpx;
}
.box image{
  width: 80rpx;
  display: block;
  margin: 0 auto 10rpx;
}