difies the original Markdown content to put in bold all occurrences of the word <em>easybook</em>. Then, it modifies the HTML content to add a <code>class</code> attribute to all these occurrences:</p>

<div class="code code">
<pre class="code">&lt;?php
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Easybook\Events\EasybookEvents as Events;
use Easybook\Events\ParseEvent;
&nbsp;
class BrandingPlugin implements EventSubscriberInterface
{
    static public function getSubscribedEvents()
 