{{{1}}}
Example:

Press F12. Do Shift+Alt+K

Press {{button|F12}}. Do {{button|Shift}}+{{button|Alt}}+{{button|K}}

You can use blue parameters to change the look of the "button", to mimic how roll20 menu buttons look
Example:

Press the y to open Turn tracker settings.

Press the {{button|{{gear}}|blue}} to open Turn tracker settings.