" Set the color scheme to desert.
colorscheme desert
+" Set custom whitespace display
+set list
+set showbreak=↪\
+set listchars=tab:\ \ →,eol:↲,nbsp:␣,trail:•,extends:⟩,precedes:⟨
+
" Unmap the arrow keys to prevent bad habits.
noremap <Up> ""
noremap! <Up> <Esc>