Personally, I find it's better to write it as '2.i' or 'II.i' instead just to remove potential ambiguity. (Aside, I'm also a big fan of the graphical design! W

Personally, I find it's better to write it as '2.i' or 'II.i' instead just to remove potential ambiguity. (Aside, I'm also a big fan of the graphical design! What was used to make this? Any inspiration?)