diff --git a/epdc-resident-mp-yushan/pages/discussion/discussion.wxss b/epdc-resident-mp-yushan/pages/discussion/discussion.wxss
index 5eead36..3f40b16 100644
--- a/epdc-resident-mp-yushan/pages/discussion/discussion.wxss
+++ b/epdc-resident-mp-yushan/pages/discussion/discussion.wxss
@@ -1,6 +1,7 @@
 page {
   width:100%;
   height:100vh;
+  background: #f7f7f7;
 }
 .discussion {
   width: 100%;