diff --git a/src/main/webapp/assets/common/css/gitbucket.css b/src/main/webapp/assets/common/css/gitbucket.css
index 01c96b4..83359a0 100644
--- a/src/main/webapp/assets/common/css/gitbucket.css
+++ b/src/main/webapp/assets/common/css/gitbucket.css
@@ -464,10 +464,9 @@
 li.L0, li.L1, li.L2, li.L3, li.L4, li.L5, li.L6, li.L7, li.L8, li.L9 {
   list-style-type: decimal;
   background: white;
-}
-
-li.L1, li.L3, li.L5, li.L7, li.L9 {
-  background: #f5f5f5;
+  border-left: 1px solid #E5E5E5;
+  padding-left: 10px;
+  color: rgba(0, 0, 0, 0.3);
 }
 
 pre.blob {