<Button xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" HorizontalAlignment="Center" VerticalAlignment="Center" Foreground="Red"> <Button.Style> <Style> <Setter Property="Button.FontSize" Value="18pt" /> <Setter Property="Control.Foreground" Value="Blue" /> </Style> </Button.Style> Button with Local Style </Button>