增加背景图设置

src/view/article/index.vue

@@ -296,9 +296,10 @@ function beforeAvatarUpload(file) {
               <div class="show-content text-ellipsis-1" v-html="scope.row.content"></div>
           </template>
         </el-table-column>
-        <el-table-column align="left" label="封面图" min-width="150">
+        <el-table-column align="left" label="封面图" min-width="50">
           <template #default="scope">
-              <img class="lbt-thumb" :src="scope.row.cover_img" alt="">
+              <!-- <img class="lbt-thumb" :src="scope.row.cover_img" alt=""> -->
+              <el-image :src="scope.row.cover_img" fit="cover" />
             </template>
         </el-table-column>
         <el-table-column align="left" label="阅读量" prop="reading_num" />
@@ -413,6 +414,9 @@ function beforeAvatarUpload(file) {
   </div>
 </template>
 <style scoped lang="scss">
+:deep(.el-upload--text img) {
+  width: 100px;
+}
 .option-item {
     display: flex;
     align-items: center;