title: Background image not coming with prod env in Symfony2
body: <p>In symfony2 the background image in css is working nice in dev environment, but not in prod environment</p>
  
  <p>Here an CSS </p>
  
  <pre><code>background-image: url("../../bundles/acmeweb/images/logo-big.png");
  </code></pre>
  
  <p>In development(dev) environment background-image is working fine where as production(prod) environment, image is not coming.</p>
  
  <p>I  need to append the url with 'web' in between image url for working in production like</p>
  
  <pre><code>background-image: url("../../web/bundles/acmeweb/images/logo-big.png");
  </code></pre>
  
  <p>Images are located in <code>MyBundle/Resources/public/images</code></p>
  
  <p>How this can be corrected?</p>