...
CKEditor allows HTML content. Learning all of the HTML may feel intimidating, but learning a small number of the most basic HTML tags is very easy to learn.
...
Like Award Format, there are several basic HTML tags that you can add to your document.
Allowed HTML tags: <a href> <em> <strong> <ul> <ol> <li> <table id class> <tbody> <td colspan> <tfoot> <th colspan> <thead> <tr> <caption> <col> <colgroup> <span> <hr> <p> <br>