modified the style of window

HandyControlDemo/UserControl/Main/NoUserContent.xaml

@@ -3,7 +3,7 @@
       xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
       xmlns:interactivity="clr-namespace:HandyControl.Interactivity;assembly=HandyControl"
       xmlns:langs="clr-namespace:HandyControlDemo.Properties.Langs"
-      Height="28"
+      Height="29"
       xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl"
       xmlns:enum="clr-namespace:HandyControl.Data;assembly=HandyControl">
     <Grid.ColumnDefinitions>
@@ -11,7 +11,7 @@
         <ColumnDefinition Width="Auto"/>
     </Grid.ColumnDefinitions>
     <StackPanel VerticalAlignment="Stretch" Orientation="Horizontal">
-        <Button Margin="4,0,0,0" Width="28" Height="28" Style="{StaticResource ButtonCustom}">
+        <Button Margin="4,0,0,0" Width="28" Height="29" Style="{StaticResource ButtonCustom}">
             <interactivity:Interaction.Triggers>
                 <interactivity:EventTrigger EventName="Click">
                     <interactivity:InvokeCommandAction Command="{x:Static SystemCommands.ShowSystemMenuCommand}" />