.container{
  width: 750rpx;
  display: flex;
  align-items: center;
  flex-flow: column;
}
.mid{
  margin-top: 32rpx;
  display: flex;
}
.mid_item{
  width:688rpx;
  height:400rpx;
  background:rgba(249,250,252,1);
  opacity:1;
  border-radius:8rpx;
  display: flex;
}