<ResourceDictionary xmlns="https://github.com/avaloniaui" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <!--  Add Resources Here  -->
    <ControlTheme x:Key="NavigationTab" TargetType="TabControl">
        <Setter Property="TabControl.Template">
            <!--    -->
            <ControlTemplate TargetType="TabControl">
                <Border
                    HorizontalAlignment="{TemplateBinding HorizontalAlignment}"
                    VerticalAlignment="{TemplateBinding VerticalAlignment}"
                    Background="{TemplateBinding Background}"
                    BorderBrush="{TemplateBinding BorderBrush}"
                    BorderThickness="{TemplateBinding BorderThickness}"
                    CornerRadius="{TemplateBinding CornerRadius}">
                    <DockPanel>
                        <ScrollViewer DockPanel.Dock="Left" VerticalScrollBarVisibility="Auto">
                            <Panel DockPanel.Dock="{TemplateBinding TabStripPlacement}">
                                <ItemsPresenter Name="PART_ItemsPresenter">
                                    <ItemsPresenter.ItemsPanel>
                                        <ItemsPanelTemplate>
                                            <StackPanel />
                                        </ItemsPanelTemplate>
                                    </ItemsPresenter.ItemsPanel>
                                </ItemsPresenter>
                                <Border Name="PART_BorderSeparator" Background="{DynamicResource TabItemLinePipePressedBorderBrush}" />
                            </Panel>
                        </ScrollViewer>
                        <ContentPresenter
                            Name="PART_SelectedContentHost"
                            Margin="{TemplateBinding Padding}"
                            HorizontalContentAlignment="{TemplateBinding HorizontalContentAlignment}"
                            VerticalContentAlignment="{TemplateBinding VerticalContentAlignment}"
                            Content="{TemplateBinding SelectedContent}"
                            ContentTemplate="{TemplateBinding SelectedContentTemplate}" />
                    </DockPanel>
                </Border>
            </ControlTemplate>
        </Setter>
        <Style Selector="^[TabStripPlacement=Left] /template/ Border#PART_BorderSeparator">
            <Setter Property="Width" Value="1" />
            <Setter Property="VerticalAlignment" Value="Stretch" />
            <Setter Property="HorizontalAlignment" Value="Left" />
        </Style>
    </ControlTheme>
</ResourceDictionary>
