diff --git a/code-server-like/static/css/index.css b/code-server-like/static/css/index.css
index 9fda9b5..6483d79 100644
--- a/code-server-like/static/css/index.css
+++ b/code-server-like/static/css/index.css
@@ -28,7 +28,7 @@ body {
   border-top: 1px solid #ddd;
   background-color: black;
 }
-#fileTree { width: 250px; border-right: 1px solid #ddd; padding: 10px; overflow-y: auto; }
+#fileTree { width: 20%;height: 100%; border-right: 1px solid #ddd; padding: 10px; overflow-y: auto; }
 #searchSidebar {  border-left: 1px solid #ddd;  display: none; overflow-y: auto; }
 
 /* 给按钮设置统一的样式 */