title: Pycharm/IntelliJ IDEA: how to decrease width of code delimiter?
body: <p>How to make this vertical bar thinner? It is thinner without line numbers than with them but still to fat for my little screen.</p>
  
  <p><a href="https://i.stack.imgur.com/pfsVq.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/pfsVq.png" alt="pycharm code delimiter"></a></p>