On Linux, Control-C and Control-V don't work for copying and pasting in terminals. The Control modifier is used for its original purpose of inserting control codes. Instead, terminal apps require an extra Shift modifier, like Control+Shift+C.
But what if there were hidden shortcut combos for copy and paste
There are already settings to change some of the colors used.
For the terminal in particular there is an option to hide the menu bar, making it look as Foot or Alacritty do.