title: Bootstrap button focus
body: <p>I styled my button everything is cool but can't change the blue color on click.</p>
  
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;button type="button" class="btn btn-primary"&gt;Log In&lt;/button&gt;</code></pre>
  </div>
  </div>
  </p>
  
  <pre><code>.btn.btn-primary:focus {
    background-color: and here color
  } 
  </code></pre>
  
  <p>doesn't work</p>