added settings for scrolloff and column-color

lua/custom/options/init.lua

@@ -12,3 +12,8 @@ vim.opt.tabstop = 2
 vim.opt.shiftwidth = 2
 vim.opt.expandtab = true
 
+vim.opt.colorcolumn = '80'
+
+-- always have a set number of lines
+-- below the screen except at the end of the screen
+vim.opt.scrolloff = 8