Items out of the Script menu don't depend of the scripting Add / Remove comment works for line comments, not for multiline comments. CSS doesn't support line comments
You can use Code clips to comment your line Select line/lines in your CSS Press Ctrl+Space Select comment and confirm You can modify clip file and assign shortcuts for this clip -- <https://forum.pspad.com/read.php?2,65800,75848> PSPad freeware editor https://www.pspad.com
