ControlStyle.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:local="clr-namespace:ESLTracker">
    <Style x:Key="ToggleButtonStyle" TargetType="{x:Type ToggleButton}">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="ToggleButton">
                    <Border BorderBrush="{TemplateBinding BorderBrush}" 
                                Background="{TemplateBinding Background}">
                        <ContentPresenter HorizontalAlignment="Center"                  
                                              VerticalAlignment="Center"/>
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
        <Setter Property="Background" Value="{x:Null}"></Setter>
        <Setter Property="Margin" Value="1,0,1,0"/>
        <Style.Triggers>
            <Trigger Property="IsChecked" Value="True">
                <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.MenuHighlightBrushKey}}" />
            </Trigger>
        </Style.Triggers>
    </Style>
    <Style x:Key="ImageFilterClassButtonStyle" TargetType="{x:Type Image}">
        <Setter Property="Height" Value="23"></Setter>
        <Setter Property="Width" Value="23"/>
        <Setter Property="Margin" Value="2,3,2,3"/>
    </Style>
    <Style x:Key="ModalControlInWindow" TargetType="{x:Type UserControl}">
        <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.GradientInactiveCaptionBrushKey}}"></Setter>
    </Style>
    <Style x:Key="SaveButton" TargetType="{x:Type Button}">
        <Setter Property="FontWeight" Value="Medium"></Setter>
    </Style>
    <Style x:Key="HeaderText" TargetType="{x:Type TextBlock}">
        <Setter Property="FontWeight" Value="Bold"></Setter>
        <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.ActiveCaptionBrushKey}}"></Setter>
        <Setter Property="Padding" Value="5,5,5,5"/>
        <Setter Property="FontSize" Value="14"/>
    </Style>
    <Style x:Key="ExpanderHeaderText" TargetType="{x:Type Expander}">
        <Setter Property="HeaderTemplate">
            <Setter.Value>
                <DataTemplate>
                    <TextBlock 
                        Text="{Binding}" 
                        Width="{Binding
                            RelativeSource={RelativeSource
                              Mode=FindAncestor,
                              AncestorType={x:Type Expander}},
                            Path=ActualWidth}"
                        FontSize="14" 
                        FontWeight="Bold"
                        Padding="5,5,5,5"
                        />
                </DataTemplate>
            </Setter.Value>
        </Setter>
        <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.GradientInactiveCaptionBrushKey}}"/>
    </Style>
    <Style x:Key="DeckName" TargetType="{x:Type TextBlock}">
        <Setter Property="FontWeight" Value="SemiBold"/>
        <Setter Property="FontSize" Value="16"/>
        <Style.Triggers>
            <DataTrigger Binding="{Binding Deck.IsHidden}" Value="True">
                <Setter Property="FontStyle" Value="Italic"/>
                <Setter Property="Foreground" Value="Gray"/>
            </DataTrigger>
        </Style.Triggers>
    </Style>
    <Style x:Key="DeckVersion" TargetType="{x:Type TextBlock}">
        <Setter Property="FontWeight" Value="SemiBold"/>
        <Setter Property="FontSize" Value="16"/>
    </Style>
    <!--Virtualised ItemsControl-->
    <Style x:Key="ItemsControlVirtualizedStyle" TargetType="ItemsControl">
        <Setter Property="VirtualizingStackPanel.IsVirtualizing" Value="True"/>
        <Setter Property="VirtualizingStackPanel.ScrollUnit" Value="Pixel" />
        <Setter Property="ScrollViewer.CanContentScroll" Value="True"/>
        <Setter Property="ItemsPanel">
            <Setter.Value>
                <ItemsPanelTemplate>
                    <VirtualizingStackPanel />
                </ItemsPanelTemplate>
            </Setter.Value>
        </Setter>
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="ItemsControl">
                    <Border
                    BorderThickness="{TemplateBinding Border.BorderThickness}"
                    Padding="{TemplateBinding Control.Padding}"
                    BorderBrush="{TemplateBinding Border.BorderBrush}"
                    Background="{TemplateBinding Panel.Background}"
                    SnapsToDevicePixels="True"
                >
                        <ScrollViewer 
                            VerticalScrollBarVisibility="Auto" 
                            Padding="{TemplateBinding Control.Padding}" 
                            Focusable="False">
                            <ItemsPresenter SnapsToDevicePixels="{TemplateBinding UIElement.SnapsToDevicePixels}" />
                        </ScrollViewer>
                    </Border>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>
    <Style x:Key="EditDeck_SectionHeader" TargetType="{x:Type TextBlock}">
        <Setter Property="FontWeight" Value="Medium" />
        <Setter Property="FontSize" Value="14" />
        <Setter Property="Padding" Value="5,2,5,2" />
        <Setter Property="Margin" Value="-5, -5, 0, 0" />
        <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.GradientInactiveCaptionBrushKey}}" />
    </Style>
    <Style x:Key="EditDeck_FormSection" TargetType="{x:Type Border}">
        <Setter Property="Margin" Value="5"/>
        <Setter Property="Padding" Value="5, 5, 0, 5"/>
        <Setter Property="BorderThickness" Value="2" />
        <Setter Property="BorderBrush" Value="{DynamicResource {x:Static SystemColors.GradientInactiveCaptionBrushKey}}" />
    </Style>
    <Style x:Key="EditDeck_FormSectionEx" TargetType="{x:Type Expander}">
        <Setter Property="Margin" Value="5"/>
        <Setter Property="Padding" Value="0" />
        <Setter Property="BorderThickness" Value="2" />
        <Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.GradientInactiveCaptionBrushKey}}" />
        <Setter Property="BorderBrush" Value="{DynamicResource {x:Static SystemColors.GradientInactiveCaptionBrushKey}}" />
    </Style>
</ResourceDictionary>