如何更改列表框所选项目背景和前景？

<Window.Resources>
    <Style x:Key="ListBoxStyle" TargetType="{x:Type ListBox}">
        <Setter Property="Background" Value="{StaticResource ResourceKey=ListboxBack}"/>
        <Setter Property="Foreground" Value="Green"/>
        <Setter Property="Width" Value="284"/>
        <Setter Property="Height" Value="332"/>
        <Setter Property="Margin" Value="18,77,0,151"/>
        <Setter Property="ItemTemplate" Value="{DynamicResource DataTemplate1}"/>
        <Setter Property="HorizontalAlignment" Value="Left"/>
        <Setter Property="BorderThickness" Value="0"/>
        <Setter Property="Padding" Value="0,0,0,0"/>
</Style>

    <DataTemplate x:Key="DataTemplate1">
        <Grid Width="276" Height="36" Background="{x:Null}" Opacity="1">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="0.069*"/>
                <ColumnDefinition Width="0.931*"/>
            </Grid.ColumnDefinitions>
            <TextBlock x:Name="recback" Padding="40,0,0,0" Text="{Binding [0], FallbackValue=Number}" Width="Auto" HorizontalAlignment="Stretch" Margin="-1.899,0,-5.334,0" Grid.Column="0" FontSize="13.333" Height="38.277" VerticalAlignment="Top" Foreground="Black" Background="{x:Null}" Opacity="1" Grid.ColumnSpan="2" />
            <Rectangle HorizontalAlignment="Stretch" Height="1" Margin="3.5,0" VerticalAlignment="Bottom" Width="Auto" Fill="White" Grid.ColumnSpan="2"/>
        </Grid>
    </DataTemplate>
</Window.Resources>

<ListBox Style="{StaticResource ResourceKey=ListBoxStyle}" BorderThickness="0" x:Name="listBox1" Foreground="White" FontSize="18" d:LayoutOverrides="VerticalAlignment" BorderBrush="{x:Null}" />
<Window.Resources>
    <Style x:Key="ListBoxSty