【需求 25171】 styles: 优化样式

src/views/backend/caseManage/components/errorListDialog.vue

@@ -37,7 +37,7 @@ const handleContent = (content: string) => {
       <el-table-column label="文化关键词（次关键词选填）" align="center">
         <el-table-column label="主关键词" width="160">
           <template #default="{ row }">
-            <el-tag type="primary"> {{ row.cultureMain }}</el-tag>
+            <el-tag v-if="row.cultureMain" type="primary"> {{ row.cultureMain }}</el-tag>
           </template>
         </el-table-column>
         <el-table-column label="次关键词1" width="160">