title: Bootstrap full screen header
body: <p>I've been trying to get a full screen <code>background</code> in the <code>header</code> tag but for some reason it doesnt show?</p>
  
  <p><strong>Code</strong></p>
  
  <p><div class="snippet" data-lang="js" data-hide="false">
  <div class="snippet-code">
  <pre class="snippet-code-css lang-css prettyprint-override"><code>header {
    position: relative;
    width: 100%;
    min-height: auto;
    text-align: center;
    color: #fff;
    background-image: url(../img/header.jpg);
    background-position: center;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    background-size: cover;
    -o-background-size: cover;
  }</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;header&gt;&lt;/header&gt;</code></pre>
  </div>
  </div>
  </p>