StyleInheritance.xaml

<StackPanel Orientation="Vertical">
    
    <StackPanel Orientation="Horiztonal">
        <StackPanel.Resources>
            <Style TargetType="Image">
                <Setter Property="Width" Value="20"/>
            </Style>
        </StackPanel.Resources>
        <Image />
        <Image />
        <Image />
        <Image />
    </StackPanel>
    
    <StackPanel Orientation="Horiztonal">
         <StackPanel.Resources>
            <Style TargetType="Image">
                <Setter Property="Width" Value="20"/>
            </Style>
        </StackPanel.Resources>
        <Image />
        <Image />
        <Image />
        <Image />
    </StackPanel>
    
</StackPanel>