title: Change atrribute of the <div></div> Comment Form in Wordpress
body: <p>Im using the COMMMENT FORM in WORDPRESS but I wanna customize the form.The form is wraped by default:</p>
  
  <pre><code>&lt;div id="respond" class="comment-respond"&gt;
  ...
  &lt;/div&gt;
  </code></pre>
  
  <p>Now I want to add some class attributes to  tag.So can I use filter hook to make that or anyone have good idea for this problem.Thanks</p>