HTML no longer working

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?

1 Like

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

The coding used when from this:

To this:

03e7dcdfc9c87ccf11456a547a70cc5380dedf2f

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