How to change background color of TabControl.Header

Question

I need to change the background color of the TabControl header, but TabControl haven't property for it, how can I do it. Help me please. Here is my code:

<Window x:Class="WpfApplication1.MainWindow"         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"         Title="MainWindow" Height="502" Width="628">     <TabControl Background="#123" TabStripPlacement="Left" HorizontalAlignment="Stretch" BorderBrush="#41020202">         <TabControl.BitmapEffect>             <DropShadowBitmapEffect Color="Black" Direction="270"/>         </TabControl.BitmapEffect>         <TabControl.Resources>             <Style TargetType="{x:Type TabItem}">                 <Setter Property="BorderThickness" Value="0"/>                 <Setter Property="Padding" Value="0" />                 <Setter Property="HeaderTemplate">                     <Setter.Value>                         <DataTemplate>                             <Border x:Name="grid" Background="Red">                                 <ContentPresenter>                                     <ContentPresenter.Content>                                         <TextBlock Margin="4" FontSize="15" Text="{TemplateBinding Content}"/>                                     </ContentPresenter.Content>                                     <ContentPresenter.LayoutTransform>                                         <RotateTransform Angle="270" />                                     </ContentPresenter.LayoutTransform>                                 </ContentPresenter>                             </Border>                             <DataTemplate.Triggers>                                 <DataTrigger Binding="{Binding RelativeSource={RelativeSource Mode=FindAncestor,AncestorType={x:Type TabItem}},Path=IsSelected}" Value="True">                                     <Setter TargetName="grid" Property="Background" Value="Green"/>                                 </DataTrigger>                             </DataTemplate.Triggers>                         </DataTemplate>                     </Setter.Value>                 </Setter>             </Style>         </TabControl.Resources>         <TabItem Header="Tab Item 1" />         <TabItem Header="Tab Item 2" />         <TabItem Header="Tab Item 3" />         <TabItem Header="Tab Item 4" />     </TabControl> </Window> 

Here is my result:

Here is result that I need:

Answer 1

Adding the following style in the TabControl.Resources section should do what you want.

<Style TargetType="{x:Type TabPanel}">     <Setter Property="Background" Value="Black"></Setter> </Style>