HTML no longer working

[Amelia_Harper]

On a forum I mod, the HTML coding done by users no longer works as it once did. Is there an official message for this?

[gerhard (Gerhard Schlager)]

Do you have an example of what’s not working?

[Amelia_Harper]

The coding used when from this:

[Amelia_Harper]

To this:

[tohaitrieu (To Trieu)]

It’s working. I think you do not add css.