diff --git a/web/src/pages/Route/Create.less b/web/src/pages/Route/Create.less
index 5d39f4cc2f..c71b75a25a 100644
--- a/web/src/pages/Route/Create.less
+++ b/web/src/pages/Route/Create.less
@@ -27,7 +27,7 @@
 }
 
 .steps:global(.ant-steps) {
-  max-width: 750px;
+  max-width: 100%;
   margin: 16px auto;
 }