I would like to add some padding between my text and the left edge of the window (or the right edge of the line numbers).
I set the line number background to match the text background (black in both cases), so this gives a visual buffer between the numbers & the text. I also set the line numbering to be dark grey so they are pretty unobtrusive.
Setting the line number background to match the text is simply a matter of removing the "bg" definitions from your
So the end result looks like this:
(note I use relative line numbers via
the foldcolumn is used normally to display fold-markers .. but that gives you space as well.