Use <kbd>Key</kbd> tag for all shortcuts in manual instead?
-
Now we has:
New
Ctrl+N
-
Try:
New
Ctrl+N
or
New (Ctrl+N)
I use Ghostwriter text editor for Markdown files editing, that support many widely used rendering styles
Here are variants (including current) for organize shortcuts in manual

Just don't know is it supported by all
- Github Flavoured Markdown
- Github Pages
- Doxygen Markdown