diff --git a/lib/app/services/singbox_imp/kr_sing_box_imp.dart b/lib/app/services/singbox_imp/kr_sing_box_imp.dart
index 3817b50..d2ac83d 100755
--- a/lib/app/services/singbox_imp/kr_sing_box_imp.dart
+++ b/lib/app/services/singbox_imp/kr_sing_box_imp.dart
@@ -23,6 +23,7 @@ import '../../utils/kr_log_util.dart';
 import '../../utils/kr_secure_storage.dart';
 import '../../utils/kr_windows_dns_util.dart';
 import '../../common/app_run_data.dart';
+import '../../common/app_config.dart';
 import 'package:flutter/foundation.dart';
 
 enum KRConnectionType {
diff --git a/lib/app/utils/kr_window_manager.dart b/lib/app/utils/kr_window_manager.dart
index 9d6f3dc..cebd995 100755
--- a/lib/app/utils/kr_window_manager.dart
+++ b/lib/app/utils/kr_window_manager.dart
@@ -25,9 +25,9 @@ class KRWindowManager with WindowListener, TrayListener {
     KRLogUtil.kr_i('kr_initWindowManager: 窗口管理器已初始化');
 
     const WindowOptions windowOptions = WindowOptions(
-      size: Size(420, 800),
-      minimumSize: Size(420, 800),
-      maximumSize: Size(420, 800),
+      size: Size(375, 800),
+      minimumSize: Size(375, 600),
+      maximumSize: Size(420, 900),
       center: true,
       backgroundColor: Colors.white,
       skipTaskbar: false,
@@ -47,20 +47,20 @@ class KRWindowManager with WindowListener, TrayListener {
     if (Platform.isWindows) {
       await windowManager.setTitleBarStyle(TitleBarStyle.normal);
       await windowManager.setTitle('HiFastVPN');
-      await windowManager.setSize(const Size(420, 800));
-      await windowManager.setMinimumSize(const Size(420, 800));
-      await windowManager.setMaximumSize(const Size(420, 800));
-      await windowManager.setResizable(false);
+      await windowManager.setSize(const Size(375, 800));
+      await windowManager.setMinimumSize(const Size(375, 600));
+      await windowManager.setMaximumSize(const Size(420, 900));
+      await windowManager.setResizable(true);
       await windowManager.center();
       await windowManager.show();
       // 阻止窗口关闭
       await windowManager.setPreventClose(true);
     } else {
       await windowManager.setTitle('HiFastVPN');
-      await windowManager.setSize(const Size(420, 800));
-      await windowManager.setMinimumSize(const Size(420, 800));
-      await windowManager.setMaximumSize(const Size(420, 800));
-      await windowManager.setResizable(false);
+      await windowManager.setSize(const Size(375, 800));
+      await windowManager.setMinimumSize(const Size(375, 600));
+      await windowManager.setMaximumSize(const Size(420, 900));
+      await windowManager.setResizable(true);
       await windowManager.center();
     }
 
diff --git a/lib/main.dart b/lib/main.dart
index 61e4ece..9a4c36a 100755
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -139,23 +139,31 @@ Widget _myApp(GetxTranslations translations, Locale initialLocale) {
       }
 
       // 使用 Stack 布局来设置背景
-      return Stack(
-        fit: StackFit.expand,
-        children: [
-          // 背景层：使用您的自定义组件
-          const KrLocalImage(
-            imageName: 'global-bg',
-            imageType: ImageType.jpg,
-            fit: BoxFit.cover, // 确保背景覆盖整个屏幕
+      return ColoredBox(
+        color: Colors.black, // 超出宽度的区域显示黑色背景
+        child: Center(
+          child: ConstrainedBox(
+            constraints: const BoxConstraints(maxWidth: 450), // 限制最大宽度
+            child: Stack(
+              fit: StackFit.expand,
+              children: [
+                // 背景层：使用您的自定义组件
+                const KrLocalImage(
+                  imageName: 'global-bg',
+                  imageType: ImageType.jpg,
+                  fit: BoxFit.cover, // 确保背景覆盖整个屏幕
+                ),
+                // 内容层
+                wrappedChild,
+                Overlay(
+                  initialEntries: [
+                    OverlayEntry(builder: (_) => const SizedBox.shrink()), // 初始化空 Overlay
+                  ],
+                ),
+              ],
+            ),
           ),
-          // 内容层
-          wrappedChild,
-          Overlay(
-            initialEntries: [
-              OverlayEntry(builder: (_) => const SizedBox.shrink()), // 初始化空 Overlay
-            ],
-          ),
-        ],
+        ),
       );
     },
     theme: KRThemeService().kr_lightTheme(),
diff --git a/pubspec.yaml b/pubspec.yaml
index 45ce3d3..23b36fa 100755
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -16,7 +16,7 @@ publish_to: "none" # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.0.0+100
+version: 1.0.0+101
 
 environment:
   sdk: ">=3.5.0 <4.0.0"