diff --git a/src/App.vue b/src/App.vue
index 78168d5..aa67ef5 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,5 +1,5 @@
 <template>
-  <div id="app">
+  <div class="app-container">
     <!-- 登录页面不显示布局 -->
     <router-view v-if="$route.path === '/login'" />
     <!-- 主应用布局 -->
@@ -14,7 +14,13 @@ import AppLayout from '@/components/AppLayout.vue'
 </script>
 
 <style>
-#app {
+/* 全局样式重置 */
+body {
+  margin: 0;
+  padding: 0;
+}
+
+.app-container {
   font-family: 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
 }
-</style>
\ No newline at end of file
+</style>
diff --git a/src/views/Login.vue b/src/views/Login.vue
index d90ed40..740a4b9 100644
--- a/src/views/Login.vue
+++ b/src/views/Login.vue
@@ -118,7 +118,6 @@ const handleSubmit = async () => {
   align-items: center;
   justify-content: center;
   background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-  padding: 20px;
 }
 
 .login-card {