diff --git a/src/Shared/HandyControlDemo_Shared/UserControl/Main/NonClientAreaContent.xaml b/src/Shared/HandyControlDemo_Shared/UserControl/Main/NonClientAreaContent.xaml
index b09336e4..5c5aa226 100644
--- a/src/Shared/HandyControlDemo_Shared/UserControl/Main/NonClientAreaContent.xaml
+++ b/src/Shared/HandyControlDemo_Shared/UserControl/Main/NonClientAreaContent.xaml
@@ -110,16 +110,13 @@
         </Border>
     </StackPanel>
     <Button Grid.Column="1" Click="ButtonConfig_OnClick" Name="ButtonConfig" Style="{StaticResource ButtonIcon}" hc:IconElement.Geometry="{StaticResource ConfigGeometry}"/>
-    <Popup AllowsTransparency="True" Grid.Column="1" PlacementTarget="{Binding ElementName=ButtonConfig}" HorizontalOffset="-28" Name="PopupConfig" VerticalOffset="6" StaysOpen="False">
+    <Popup AllowsTransparency="True" Grid.Column="1" PlacementTarget="{Binding ElementName=ButtonConfig}" Placement="Center"  Name="PopupConfig" VerticalOffset="80" StaysOpen="False">
         <Border Background="{DynamicResource SecondaryRegionBrush}" CornerRadius="4" Margin="16" Effect="{StaticResource EffectShadow2}">
             <StackPanel Orientation="Horizontal">
                 <hc:UniformSpacingPanel Button.Click="ButtonLangs_OnClick" Orientation="Vertical" Margin="10" Spacing="10" ChildWrapping="Wrap" MaxHeight="134">
                     <Button Tag="zh-cn" Style="{StaticResource ButtonCustom}">
                         <Image Width="32" Source="/HandyControlDemo;component/Resources/Img/Flag/cn.png"/>
                     </Button>
-                    <Button Tag="cs" Style="{StaticResource ButtonCustom}">
-                        <Image Width="32" Source="/HandyControlDemo;component/Resources/Img/Flag/cs.png"/>
-                    </Button>
                     <Button Tag="en" Style="{StaticResource ButtonCustom}">
                         <Image Width="32" Source="/HandyControlDemo;component/Resources/Img/Flag/en.png"/>
                     </Button>
@@ -153,8 +150,11 @@
                     <Button Tag="es" Style="{StaticResource ButtonCustom}">
                         <Image Width="32" Source="/HandyControlDemo;component/Resources/Img/Flag/es.png"/>
                     </Button>
+                    <Button Tag="cs" Style="{StaticResource ButtonCustom}">
+                        <Image Width="32" Source="/HandyControlDemo;component/Resources/Img/Flag/cs.png"/>
+                    </Button>
                 </hc:UniformSpacingPanel>
-                <hc:Divider LineStrokeDashArray="2,2" Orientation="Vertical" Margin="0,20" LineStrokeThickness="2"/>
+                <hc:Divider LineStrokeDashArray="2,2" Orientation="Vertical" Margin="0,20" LineStrokeThickness="1"/>
                 <StackPanel Button.Click="ButtonSkins_OnClick"  Margin="10,10,10,10">
                     <Button Tag="{x:Static hc:SkinType.Default}" Style="{StaticResource ButtonCustom}">
                         <Border Background="White" Width="32" Height="21" CornerRadius="2" BorderThickness="1" BorderBrush="{DynamicResource BorderBrush}"/>