```
<el-card :class="Imgid == index?ka:''" :body-style="{ padding: '20px' }" shadow="hover">
<div v-show="Imgid == index" slot="header" class="clearfix">
<span style="color: #409EFF;">使用中</span>
</div>
<img :src="img_src+'1'+'-'+o+'.png'" class="image">
<div style="padding: 25px;">
<span style="font-size: 13px;margin-bottom: 20px;">{{img_text[index]}}</span>
<div class="bottom clearfix ">
<el-button style="font-size: 13px;margin-top: 20px;" @click="getImgid(index)" type="primary" plain size="small" class="button">設置默認</el-button>
</div>
</div>
</el-card>
```
```
不管用
<el-card :class="Imgid == index?ka:''" :body-style="{ padding: '20px' }" shadow="hover">
```
管用
```
:class="Imgid == index?'ka':''"
```
管用
<el-card :class="ka" :body-style="{ padding: '20px' }" shadow="hover">
```
```
<style lang="sass">
#edit-pro
.ka
background: #fcac4b
```
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