Bootstrap rozwijanie z pola wyboru
<li class="dropdown">
<a href="#" data-toggle="dropdown" class="dropdown-toggle">Dropdown Form<b class="caret"></b></a>
<ul class="dropdown-menu">
<li class="dropdown-item">
<div class="checkbox">
<label>
<input type="checkbox">Two
</label>
</div>
</li>
<li class="dropdown-item">
<div class="checkbox">
<label>
<input type="checkbox">Two
</label>
</div>
</li>
</ul>
</li>
Friendly Hawk