set tabstop=4
set expandtab
set shiftwidth=4
syntax on
syntax enable
set number
set cursorline
set hlsearch
set background=dark
set termguicolors
set spell
highlight LineNr guifg=DarkGrey
highlight CursorLineNr guifg=Yellow cterm=NONE
highlight CursorLine cterm=NONE
highlight Search guifg=White guibg=DarkBlue
hi link markdownError Normal
syn match markdownIgnore "$x_i$"