How to show the update of UI like an anime when InvalidateVisual not work

private void Label_MouseEnter(object sender, MouseEventArgs e)
        {
            //UserControl3.getInstance().SetValue(Canvas.LeftProperty, this.Width - 300);
            for (int i = 2; i < 100; i += 2)
            {
                UserControl3.getInstance().SetValue(Canvas.TopProperty, 300.0+i);
                Thread.Sleep(100);
                UserControl3.getInstance().InvalidateVisual();
            }
        }

would like to show an anime of usercontrol moving downward when hover over something

No need to worry as many books are not the core and true story