diff --git a/combining.css b/combining.css
index e40b77e..efa3db6 100644
--- a/combining.css
+++ b/combining.css
@@ -1,6 +1,6 @@
 @charset "UTF-8";
 * {
-  margin: 0 auto;
+  margin: 0;
   padding: 0;
   font-family: HYQiHei;
   list-style: none;
diff --git a/combining.scss b/combining.scss
index 9f4cd59..86cd16f 100644
--- a/combining.scss
+++ b/combining.scss
@@ -1,5 +1,5 @@
 * {
-    margin: 0 auto;
+    margin: 0;
     padding: 0;
     font-family: HYQiHei;
     list-style: none;