title: How to go up a level in the src path of a URL in HTML?
body: <p>I am storing style sheets in {root}/styles while images in {root}/images for a website. 
  How do I give the path in the style sheets to go look in the images directory for the specified images?</p>
  
  <p>e.g. In <code>background-image: url('/images/bg.png');</code> </p>