You can now opt to hide elements of your entry form after the user has completed the required portion of the entry form. This includes hiding the Headline, Description, Image and Status Boxes (number of entrants, days left, etc.). This content is replaced by the custom crafted information that you’ve entered into the ‘Thank you’ message area.
On Step 3. Display within the campaign builder select [ ] Display message in the section labeled 'Message to display after entrants complete the required entries'. You can add any HTML, CSS or text to this area. This also means that you can add items such as a Facebook Comments module or a YouTube video.