diff --git a/DeedyDesigner/Deedy.Testing/WindowHeaderTest.xaml b/DeedyDesigner/Deedy.Testing/WindowHeaderTest.xaml
index b39be4d..09f0e75 100644
--- a/DeedyDesigner/Deedy.Testing/WindowHeaderTest.xaml
+++ b/DeedyDesigner/Deedy.Testing/WindowHeaderTest.xaml
@@ -8,7 +8,7 @@
         mc:Ignorable="d"
         Title="WindowHeaderTest" Height="450" Width="800" Foreground="White">
     <DockPanel>
-        <deedy:WindowHeader DockPanel.Dock="Top" FontSize="18" HoverBrush="Wheat">
+        <deedy:WindowHeader>
             <Button Content="按钮"/>
         </deedy:WindowHeader>
         <Grid/>
diff --git a/DeedyDesigner/Deedy.Wpf/Themes/Generic.xaml b/DeedyDesigner/Deedy.Wpf/Themes/Generic.xaml
index d054ce5..7c96dae 100644
--- a/DeedyDesigner/Deedy.Wpf/Themes/Generic.xaml
+++ b/DeedyDesigner/Deedy.Wpf/Themes/Generic.xaml
@@ -6,6 +6,7 @@
         <Setter Property="Height" Value="32"/>
         <Setter Property="HorizontalAlignment" Value="Stretch"/>
         <Setter Property="HorizontalContentAlignment" Value="Left"/>
+        <Setter Property="DockPanel.Dock" Value="Top"/>
         <Setter Property="Padding" Value="6"/>
         <Setter Property="Template">
             <Setter.Value>
@@ -34,27 +35,27 @@
                             </Grid.ColumnDefinitions>
                             <Border x:Name="IconView" Width="{Binding ActualHeight, ElementName=Root}">
                                 <Image Margin="{TemplateBinding Padding}" VerticalAlignment="Center" HorizontalAlignment="Center"
-                                   Source="{Binding Icon, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type Window}}}"/>
+                                       Source="{Binding Icon, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type Window}}}"/>
                             </Border>
                             <TextBlock x:Name="TitleBar" Grid.Column="1" FontSize="{TemplateBinding FontSize}" Foreground="{TemplateBinding Foreground}"
-                                   Margin="{TemplateBinding Padding}" VerticalAlignment="Center" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
-                                   Text="{Binding Title, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type Window}}}"/>
+                                       Margin="{TemplateBinding Padding}" VerticalAlignment="Center" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
+                                       Text="{Binding Title, RelativeSource={RelativeSource FindAncestor, AncestorType={x:Type Window}}}"/>
                             <Border x:Name="Container" Grid.Column="2" HorizontalAlignment="Stretch" VerticalAlignment="Stretch"/>
                             <StackPanel x:Name="Controller" Grid.Column="3" Orientation="Horizontal">
                                 <Button x:Name="Minimize" VerticalAlignment="Stretch" Style="{StaticResource controlButtonStyle}" Cursor="Hand"
-                                    Padding="{TemplateBinding Padding}" Width="{Binding ActualHeight, ElementName=Root}">
+                                        Width="{Binding RelativeSource={RelativeSource Self},Path=ActualHeight}" Padding="{TemplateBinding Padding}">
                                     <Viewbox Stretch="Uniform">
                                         <Path Width="1024" Height="1024" Stroke="{TemplateBinding Foreground}" Fill="{TemplateBinding Foreground}" Data="M917.333333 554.666667H106.666667a21.333333 21.333333 0 0 1 0-42.666667h810.666666a21.333333 21.333333 0 0 1 0 42.666667z"/>
                                     </Viewbox>
                                 </Button>
                                 <Button x:Name="Maximize" VerticalAlignment="Stretch" Style="{StaticResource controlButtonStyle}" Cursor="Hand"
-                                    Padding="{TemplateBinding Padding}" Width="{Binding ActualHeight, ElementName=Root}">
+                                        Width="{Binding RelativeSource={RelativeSource Self},Path=ActualHeight}" Padding="{TemplateBinding Padding}">
                                     <Viewbox Stretch="Uniform">
                                         <Path Width="1024" Height="1024" Stroke="{TemplateBinding Foreground}" Fill="{TemplateBinding Foreground}" Data="M714.666667 256H138.666667a53.393333 53.393333 0 0 0-53.333334 53.333333v576a53.393333 53.393333 0 0 0 53.333334 53.333334h576a53.393333 53.393333 0 0 0 53.333333-53.333334V309.333333a53.393333 53.393333 0 0 0-53.333333-53.333333z m10.666666 629.333333a10.666667 10.666667 0 0 1-10.666666 10.666667H138.666667a10.666667 10.666667 0 0 1-10.666667-10.666667V309.333333a10.666667 10.666667 0 0 1 10.666667-10.666666h576a10.666667 10.666667 0 0 1 10.666666 10.666666z m213.333334-746.666666v565.333333a21.333333 21.333333 0 0 1-42.666667 0V138.666667a10.666667 10.666667 0 0 0-10.666667-10.666667H320a21.333333 21.333333 0 0 1 0-42.666667h565.333333a53.393333 53.393333 0 0 1 53.333334 53.333334z"/>
                                     </Viewbox>
                                 </Button>
                                 <Button x:Name="CloseWin" VerticalAlignment="Stretch" Style="{StaticResource controlButtonStyle}" Cursor=""
-                                    Padding="{TemplateBinding Padding}" Width="{Binding ActualHeight, ElementName=Root}">
+                                        Width="{Binding RelativeSource={RelativeSource Self},Path=ActualHeight}" Padding="{TemplateBinding Padding}">
                                     <Viewbox Stretch="Uniform">
                                         <Path Width="1024" Height="1024" Stroke="{TemplateBinding Foreground}" Fill="{TemplateBinding Foreground}" Data="M542.173333 512l347.58-347.58a21.333333 21.333333 0 1 0-30.173333-30.173333L512 481.826667 164.42 134.246667a21.333333 21.333333 0 0 0-30.173333 30.173333L481.826667 512l-347.58 347.58a21.333333 21.333333 0 0 0 30.173333 30.173333L512 542.173333l347.58 347.58a21.333333 21.333333 0 0 0 30.173333-30.173333z"/>
                                     </Viewbox>
diff --git a/DeedyDesigner/Deedy.Wpf/WindowHeader.cs b/DeedyDesigner/Deedy.Wpf/WindowHeader.cs
index 46f21de..0a21444 100644
--- a/DeedyDesigner/Deedy.Wpf/WindowHeader.cs
+++ b/DeedyDesigner/Deedy.Wpf/WindowHeader.cs
@@ -28,6 +28,7 @@ namespace Deedy
         {
             DefaultStyleKeyProperty.OverrideMetadata(typeof(WindowHeader), new FrameworkPropertyMetadata(typeof(WindowHeader)));
             BackgroundProperty.OverrideMetadata(typeof(WindowHeader), new FrameworkPropertyMetadata(Brushes.DimGray));
+            FontSizeProperty.OverrideMetadata(typeof(WindowHeader), new FrameworkPropertyMetadata(16.0));
         }
         public Brush HoverBrush
         {