diff --git a/css/service12.css b/css/service12.css
index 3d0d735..4be07ed 100644
--- a/css/service12.css
+++ b/css/service12.css
@@ -102,7 +102,7 @@ a:active{
 }
 .yaosu{
     text-align: center;
-    margin: 50px;
+    margin-top: 20px;
 }
 .yaosu .devide{
     width: 80px;