diff --git a/components/toolbar/src/index.css b/components/toolbar/src/index.css
index eff7212808..479fa03523 100644
--- a/components/toolbar/src/index.css
+++ b/components/toolbar/src/index.css
@@ -175,7 +175,6 @@
   color: #1c1e20;
 }
 
-
 .CodeMirror {
   height: 100%;
   max-height: 100%;