title: Add css style sheet to app_offline
body: <p>Well, I'm trying to make custom app_offline.htm and want to add links to my css files in project. But next code doesn't work</p>
  
  <pre><code>&lt;link href="/Content/Themes/screen.css" rel="stylesheet" type="text/css" /&gt;
  </code></pre>
  
  <p>In console I've got error</p>
  
  <blockquote>
    <p>GET mySite/Content/Themes/screen.css 503 (Service Unavailable)</p>
  </blockquote>
  
  <p>Please, give me advise how to make a link to css file in app_ofline.htm. Any help will greatly appriciated!</p>