diff --git a/src-tauri/tauri.conf.json b/src-tauri/tauri.conf.json
index 58b0d7e..036cb29 100644
--- a/src-tauri/tauri.conf.json
+++ b/src-tauri/tauri.conf.json
@@ -12,7 +12,7 @@
   "app": {
     "windows": [
       {
-        "title": "CC Switch - Claude Code 供应商切换工具",
+        "title": "",
         "width": 900,
         "height": 650,
         "minWidth": 800,
diff --git a/src/App.css b/src/App.css
index 0e7c239..054c28f 100644
--- a/src/App.css
+++ b/src/App.css
@@ -7,12 +7,13 @@
 .app-header {
   background: #3498db;
   color: white;
-  padding: 1rem 2rem;
+  padding: 0.75rem 2rem;
   display: flex;
   justify-content: space-between;
   align-items: center;
   box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
   user-select: none;
+  min-height: 3rem;
 }
 
 .app-header h1 {