diff --git a/App.axaml b/App.axaml
index b320257..d182648 100644
--- a/App.axaml
+++ b/App.axaml
@@ -1,8 +1,8 @@
 <Application xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             x:Class="wheel_mcl.App"
+             x:Class="toast_mcl.App"
 			 xmlns:sty="using:FluentAvalonia.Styling"
-             RequestedThemeVariant="Default"
+             RequestedThemeVariant="Dark"
 			 >
              <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
 
diff --git a/App.axaml.cs b/App.axaml.cs
index cfc3dc2..0d2a8c5 100644
--- a/App.axaml.cs
+++ b/App.axaml.cs
@@ -3,7 +3,7 @@ using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
 using Avalonia.Media;
 
-namespace wheel_mcl
+namespace toast_mcl
 {
     public partial class App : Application
     {
diff --git a/MainWindow.axaml b/MainWindow.axaml
index 824674c..d32dde7 100644
--- a/MainWindow.axaml
+++ b/MainWindow.axaml
@@ -2,10 +2,10 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-		xmlns:local="clr-namespace:wheel_mcl;assembly=toast_mcl"
+		xmlns:local="clr-namespace:toast_mcl;assembly=toast_mcl"
         mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
-        x:Class="wheel_mcl.MainWindow"
-        Title="toast_mcl" FontFamily="LXGW WenKai">
+        x:Class="toast_mcl.MainWindow"
+        Title="toast_mcl">
 	
 	<Grid>
 		<Grid.ColumnDefinitions>
diff --git a/MainWindow.axaml.cs b/MainWindow.axaml.cs
index 1e733bf..32884dc 100644
--- a/MainWindow.axaml.cs
+++ b/MainWindow.axaml.cs
@@ -1,6 +1,6 @@
 using Avalonia.Controls;
 
-namespace wheel_mcl
+namespace toast_mcl
 {
     public partial class MainWindow : Window
     {
diff --git a/Pages/About.axaml b/Pages/About.axaml
index c4fa4f7..b478889 100644
--- a/Pages/About.axaml
+++ b/Pages/About.axaml
@@ -1,5 +1,5 @@
 <UserControl xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             x:Class="wheel_mcl.About">
+             x:Class="toast_mcl.About">
   This is About
 </UserControl>
diff --git a/Pages/About.axaml.cs b/Pages/About.axaml.cs
index d024431..95c9b8b 100644
--- a/Pages/About.axaml.cs
+++ b/Pages/About.axaml.cs
@@ -2,7 +2,7 @@ using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 
-namespace wheel_mcl;
+namespace toast_mcl;
 
 public partial class About : UserControl
 {
diff --git a/Pages/Downloads.axaml b/Pages/Downloads.axaml
index cba1879..61f1407 100644
--- a/Pages/Downloads.axaml
+++ b/Pages/Downloads.axaml
@@ -1,5 +1,5 @@
 <UserControl xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             x:Class="wheel_mcl.Downloads">
+             x:Class="toast_mcl.Downloads">
 	This is Downloads!
 </UserControl>
diff --git a/Pages/Downloads.axaml.cs b/Pages/Downloads.axaml.cs
index d5b5030..c54a3ad 100644
--- a/Pages/Downloads.axaml.cs
+++ b/Pages/Downloads.axaml.cs
@@ -2,7 +2,7 @@ using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 
-namespace wheel_mcl;
+namespace toast_mcl;
 
 public partial class Downloads : UserControl
 {
diff --git a/Pages/Home.axaml b/Pages/Home.axaml
index 5bcdfb4..7bf7948 100644
--- a/Pages/Home.axaml
+++ b/Pages/Home.axaml
@@ -1,5 +1,5 @@
 <UserControl xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             x:Class="wheel_mcl.Home">
+             x:Class="toast_mcl.Home">
 	This is Home
 </UserControl>
diff --git a/Pages/Home.axaml.cs b/Pages/Home.axaml.cs
index 2303bf6..387a4cf 100644
--- a/Pages/Home.axaml.cs
+++ b/Pages/Home.axaml.cs
@@ -2,7 +2,7 @@ using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 
-namespace wheel_mcl;
+namespace toast_mcl;
 
 public partial class Home : UserControl
 {
diff --git a/Pages/Settings.axaml b/Pages/Settings.axaml
index b855ee2..6bce3fc 100644
--- a/Pages/Settings.axaml
+++ b/Pages/Settings.axaml
@@ -1,5 +1,5 @@
 <UserControl xmlns="https://github.com/avaloniaui"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-        x:Class="wheel_mcl.Settings">
+        x:Class="toast_mcl.Settings">
 	This is Settings
 </UserControl>
diff --git a/Pages/Settings.axaml.cs b/Pages/Settings.axaml.cs
index 2ffc22a..be60d15 100644
--- a/Pages/Settings.axaml.cs
+++ b/Pages/Settings.axaml.cs
@@ -2,7 +2,7 @@ using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 
-namespace wheel_mcl;
+namespace toast_mcl;
 
 public partial class Settings : UserControl
 {
diff --git a/Pages/Tools.axaml b/Pages/Tools.axaml
index 6b80429..64e9bff 100644
--- a/Pages/Tools.axaml
+++ b/Pages/Tools.axaml
@@ -1,5 +1,5 @@
 <UserControl xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             x:Class="wheel_mcl.Tools">
+             x:Class="toast_mcl.Tools">
 	This is Tools!
 </UserControl>
diff --git a/Pages/Tools.axaml.cs b/Pages/Tools.axaml.cs
index b6abd72..1d81ddb 100644
--- a/Pages/Tools.axaml.cs
+++ b/Pages/Tools.axaml.cs
@@ -2,7 +2,7 @@ using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
 
-namespace wheel_mcl;
+namespace toast_mcl;
 
 public partial class Tools : UserControl
 {
diff --git a/Program.cs b/Program.cs
index 36adc76..bca458c 100644
--- a/Program.cs
+++ b/Program.cs
@@ -2,7 +2,7 @@
 using System;
 using System.Runtime.InteropServices;
 
-namespace wheel_mcl
+namespace toast_mcl
 {
     internal class Program
     {
diff --git a/app.manifest b/app.manifest
index 42a93c6..cb844a0 100644
--- a/app.manifest
+++ b/app.manifest
@@ -3,7 +3,7 @@
   <!-- This manifest is used on Windows only.
        Don't remove it as it might cause problems with window transparency and embedded controls.
        For more details visit https://learn.microsoft.com/en-us/windows/win32/sbscs/application-manifests -->
-  <assemblyIdentity version="1.0.0.0" name="wheel_mcl.Desktop"/>
+  <assemblyIdentity version="1.0.0.0" name="toast_mcl.Desktop"/>
 
   <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
     <application>
diff --git a/toast_mcl.csproj b/toast_mcl.csproj
index 06eb5a3..4448d20 100644
--- a/toast_mcl.csproj
+++ b/toast_mcl.csproj
@@ -7,7 +7,7 @@
     <ApplicationManifest>app.manifest</ApplicationManifest>
     <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
 	<IncludeNativeLibrariesForSelfExtract>true</IncludeNativeLibrariesForSelfExtract>
-	<RootNamespace>wheel_mcl</RootNamespace>
+	<RootNamespace>toast_mcl</RootNamespace>
   </PropertyGroup>
   <ItemGroup>
     <None Remove="Assets\Fonts\LXGWWenKai.ttf" />