Board Thread:Support Requests - Designing Your Wiki/@comment-4432509-20200623114555/@comment-26611127-20200623161503

You're not allowed to change the styling of the article header with CSS. However, you can use the Theme Designer to change the text color. See: Help:Customization policy.

Also, it's not clear to me what photo and/or caption you're referring to. Can you describe it a little more?