Hi Guys,
hope you can help me. I am not as young as I used to be

and when I plot on the maps, its OK while placing them (red), but after (they turn grey) I can hardly see them then.
Is there a file or graphic I can edit to change the colour? I have spent hours today looking, but can't find anything.
Here's what I mean:
At least while trying things I got a nice purple border to my view cone
I would appreciate a shove in the right direction, thanks.
Com1