public MainWindow() { InitializeComponent(); MedievalButton btn = new MedievalButton(); btn.Text = "Click this button"; btn.FontSize = 24; btn.Padding = new Thickness(5, 20, 5, 20); btn.HorizontalContentAlignment = HorizontalAlignment.Center; btn.VerticalContentAlignment = VerticalAlignment.Center; btn.Knock += Btn_Knock; btn.Width = 50; this.Title = "Get Medival"; this.Content = btn; }