这是我代码。。。。，请问样式怎么写？

<view class=‘jiugongge_img’>

<block wx:for="{{say_info.urls}}"  wx:key="*this"   wx:for-index=“idx” wx:for-item=“da” >

<view class=“row” bindtap=‘tupianyulan’  data-current=’{{da}}’  data-urls=’{{say_info.urls}}’ >

<image src=’{{da}}’ catchtap=‘liulantu’  data-dantu=’{{da}}’  data-arr=’{{say_info.urls}}’   >image>view>

block>

view>

.jiugongge_img{

display: flex;

flex-flow: row wrap;

/* justify-content: space-between; */

}

.jiugongge_img  .row{

flex:0 0 32.3%;

margin-right: 8rpx;

}

.jiugongge_img  image{

width:100%;

height:100px;

}