what HTML macro are you using (as far as I know, the native HTML macro isn't available for Confluence Cloud, there are only alternatives in the marketplace)?
and what is the code you're pasting to the macro?
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.
You must be a registered user to add a comment. If you've already registered, sign in. Otherwise, register and sign in.