Here is how they do it in the demo –
<img class="alignleft" src="http://demo.appfinite.net/epik/img/icon-paper.png" alt=""><h4>9 Theme Colors to choose from!</h4>Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip.
To add code inside the forum, add your code, then highlight it and click the “Code” button in the toolbar and it will show up properly.