diff --git a/flutter/lib/common.dart b/flutter/lib/common.dart
index ca4969522..b46b7a439 100644
--- a/flutter/lib/common.dart
+++ b/flutter/lib/common.dart
@@ -176,6 +176,10 @@ class MyTheme {
   static const Color dark = Colors.black87;
   static const Color button = Color(0xFF2C8CFF);
   static const Color hoverBorder = Color(0xFF999999);
+  static const Color bordDark = Colors.white24;
+  static const Color bordLight = Colors.black26;
+  static const Color dividerDark = Colors.white38;
+  static const Color dividerLight = Colors.black38;
 
   // ListTile
   static const ListTileThemeData listTileTheme = ListTileThemeData(
diff --git a/flutter/lib/desktop/widgets/remote_toolbar.dart b/flutter/lib/desktop/widgets/remote_toolbar.dart
index f332f31dd..df5530bfc 100644
--- a/flutter/lib/desktop/widgets/remote_toolbar.dart
+++ b/flutter/lib/desktop/widgets/remote_toolbar.dart
@@ -1,5 +1,7 @@
 import 'dart:convert';
 import 'dart:ui' as ui;
+import 'dart:async';
+import 'dart:io';
 
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
@@ -111,6 +113,36 @@ class _ToolbarTheme {
   static const double buttonVMargin = 6;
   static const double iconRadius = 8;
   static const double elevation = 3;
+
+  static const Color bordDark = MyTheme.bordDark;
+  static const Color bordLight = MyTheme.bordLight;
+
+  static const Color dividerDark = MyTheme.dividerDark;
+  static const Color dividerLight = MyTheme.dividerLight;
+  static double dividerSpaceToAction = Platform.isWindows ? 8 : 14;
+
+  static double menuBorderRadius = Platform.isWindows ? 5.0 : 7.0;
+  static EdgeInsets menuPadding = Platform.isWindows
+      ? EdgeInsets.fromLTRB(4, 12, 4, 12)
+      : EdgeInsets.fromLTRB(6, 14, 6, 14);
+  static const double menuButtonBorderRadius = 3.0;
+
+  static final defaultMenuStyle = MenuStyle(
+    side: MaterialStateProperty.all(BorderSide(
+      width: 1,
+      color: MyTheme.currentThemeMode() == ThemeMode.light
+          ? _ToolbarTheme.bordLight
+          : _ToolbarTheme.bordDark,
+    )),
+    shape: MaterialStatePropertyAll(RoundedRectangleBorder(
+        borderRadius: BorderRadius.circular(_ToolbarTheme.menuBorderRadius))),
+    padding: MaterialStateProperty.all(_ToolbarTheme.menuPadding),
+  );
+  static final defaultMenuButtonStyle = ButtonStyle(
+    backgroundColor: MaterialStatePropertyAll(Colors.transparent),
+    padding: MaterialStatePropertyAll(EdgeInsets.zero),
+    overlayColor: MaterialStatePropertyAll(Colors.transparent),
+  );
 }
 
 typedef DismissFunc = void Function();
@@ -475,9 +507,17 @@ class _RemoteToolbarState extends State<RemoteToolbar> {
           textStyle: MaterialStatePropertyAll(
             TextStyle(fontWeight: FontWeight.normal),
           ),
+          shape: MaterialStatePropertyAll(RoundedRectangleBorder(
+              borderRadius:
+                  BorderRadius.circular(_ToolbarTheme.menuButtonBorderRadius))),
         ),
       ),
-      dividerTheme: DividerThemeData(space: 4),
+      dividerTheme: DividerThemeData(
+        space: _ToolbarTheme.dividerSpaceToAction,
+        color: MyTheme.currentThemeMode() == ThemeMode.light
+            ? _ToolbarTheme.dividerLight
+            : _ToolbarTheme.dividerDark,
+      ),
       menuBarTheme: MenuBarThemeData(
           style: MenuStyle(
         padding: MaterialStatePropertyAll(EdgeInsets.zero),
@@ -1635,11 +1675,8 @@ class _IconSubmenuButtonState extends State<_IconSubmenuButton> {
         width: _ToolbarTheme.buttonSize,
         height: _ToolbarTheme.buttonSize,
         child: SubmenuButton(
-            menuStyle: widget.menuStyle,
-            style: ButtonStyle(
-                backgroundColor: MaterialStatePropertyAll(Colors.transparent),
-                padding: MaterialStatePropertyAll(EdgeInsets.zero),
-                overlayColor: MaterialStatePropertyAll(Colors.transparent)),
+            menuStyle: widget.menuStyle ?? _ToolbarTheme.defaultMenuStyle,
+            style: _ToolbarTheme.defaultMenuButtonStyle,
             onHover: (value) => setState(() {
                   hover = value;
                 }),
@@ -1681,6 +1718,7 @@ class _SubmenuButton extends StatelessWidget {
       child: child,
       menuChildren:
           menuChildren.map((e) => _buildPointerTrackWidget(e, ffi)).toList(),
+      menuStyle: _ToolbarTheme.defaultMenuStyle,
     );
   }
 }