title: vim set color for listchars tabs and spaces
body: <p>Using the concept of the code below in VIM
  How  do I make the tabs a light grey background and a the spaces a blue background</p>
  
  <pre><code>" part of ~/.vimrc
  " highlight tabs and trailing spaces
  set listchars=tab:&gt;-,trail:-
  set list
  </code></pre>