diff --git a/site/theme/static/markdown.less b/site/theme/static/markdown.less
index e64b771055..25361ed944 100644
--- a/site/theme/static/markdown.less
+++ b/site/theme/static/markdown.less
@@ -33,11 +33,6 @@
 
   .subtitle {
     margin-left: 12px;
-
-    .ant-row-rtl & {
-      margin-right: 12px;
-      margin-left: 0;
-    }
   }
 }