diff --git a/examples/index.less b/examples/index.less
index 160407050..1c6eee6c3 100644
--- a/examples/index.less
+++ b/examples/index.less
@@ -59,3 +59,8 @@
   right: 15px;
   top: 10px;
 }
+.code-box-demo {
+  .ant-select {
+    margin: 0 8px 10px 0;
+  }
+}
\ No newline at end of file