<div class="container">
<h2>Collapsible Panel</h2>
<p>Click on the collapsible panel to open and close it.</p>
<div class="panel-group">
<div class="panel panel-default">
<div class="panel-heading">
<h4 class="panel-title"><a data-toggle="collapse" href="#collapse1">Collapsible panel</a></h4>
</div>
<div id="collapse1" class="panel-collapse collapse">
<div class="panel-body">Panel Body</div>
<div class="panel-footer">Panel Footer</div>
<div class="panel-heading">
<h4 class="panel-title"><a data-toggle="collapse" href="#collapse1">Collapsible panel 2</a></h4>
</div>
<div id="collapse1" class="panel-collapse collapse">
<div class="panel-body">test</div>
<div class="panel-footer">footer</div>
</div>
</div>
</div>
</div>
</div>