When adding text, designs, or even brush strokes on a digital layout, there is no difference in whether your element overlaps more than one surface. However, in real traditional paper craft, that would not be the case. First, you would be unlikely to write from one surface onto another one, and second, if you did, the result would show something very characteristic: a disruption in the continuity of the element. Here is how you can recreate that detail in digital projects.