Property Inheritance

   
      

<StackPanel xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
            HorizontalAlignment="Center"
            TextBlock.FontSize="16pt"
            TextBlock.Foreground="Blue" >
    <TextBlock>
        Just a TextBlock
    </TextBlock>
    <Button>
        Just a Button
    </Button>
</StackPanel>