<h1>Demo</h1>
<ul class="cd-accordion-menu animated">
  <li><a href="#0">Link</a></li>
  <li class="has-children">
    <input type="checkbox" name ="group-1" id="group-1" checked>
    <label for="group-1">Group 1</label>
    
    <ul>
      <li class="has-children">
      	<input type="checkbox" name ="sub-group-1" id="sub-group-1">
	<label for="sub-group-1">Sub Group 1</label>

	<ul>
	  <li><a href="#0">Link</a></li>
	  <li><a href="#0">Link</a></li>
	</ul>
      </li>
      <li class="has-children">
      	<input type="checkbox" name ="sub-group-2" id="sub-group-2">
	<label for="sub-group-2">Sub Group 2</label>
        
	<ul>
	  <li class="has-children">
	    <input type="checkbox" name ="sub-group-level-3" id="sub-group-level-3">
	    <label for="sub-group-level-3">Sub Group Level 3</label>
            
	    <ul>
	      <li><a href="#0">Link</a></li>
	      <li><a href="#0">Link</a></li>
	    </ul>
	  </li>
	  <li><a href="#0">Link</a></li>
	</ul>
      </li>
      <li><a href="#0">Link</a></li>
      <li><a href="#0">Link</a></li>
    </ul>
  </li>
  
  <li class="has-children">
    <input type="checkbox" name ="group-2" id="group-2">
    <label for="group-2">Group 2</label>
    
    <ul>
      <li><a href="#0">Link</a></li>
      <li><a href="#0">Link</a></li>
    </ul>
  </li>
  
  <li class="has-children">
    <input type="checkbox" name ="group-3" id="group-3">
    <label for="group-3">Group 3</label>
    
    <ul>
      <li><a href="#0">Link</a></li>
      <li><a href="#0">Link</a></li>
    </ul>
  </li>
  
  <li class="has-children">
    <input type="checkbox" name ="group-4" id="group-4">
    <label for="group-4">Group 4</label>
    
    <ul>
      <li class="has-children">
	<input type="checkbox" name ="sub-group-3" id="sub-group-3">
	<label for="sub-group-3">Sub Group 3</label>
        
	<ul>
	  <li><a href="#0">Link</a></li>
	  <li><a href="#0">Link</a></li>
	</ul>
      </li>
      <li><a href="#0">Link</a></li>
      <li><a href="#0">Link</a></li>
    </ul>
  </li>
</ul> <!-- cd-accordion-menu -->
