diff --git a/pages/announcement/_id.vue b/pages/announcement/_id.vue
index 368f0151..a1db6a7b 100644
--- a/pages/announcement/_id.vue
+++ b/pages/announcement/_id.vue
@@ -3,7 +3,8 @@
     el-header.text-white
       h3 <i style='color: red' class='el-icon-info'/> {{announcement.title}}
 
-    pre.mt-4(v-html='announcement.announcement')
+    el-main
+      pre.mt-4(v-html='announcement.announcement')
 
 </template>
 <script>