You can use Elementor (or other page builder) to make custom header, footer, widget sections.
Please, note, theme doesn’t require to have Elementor PRO (but it supports also header builder of Elementor). We added special header and footer sections in theme which can be customized by Elementor
For header – go to theme option – header and menu – header layout and choose Clean Code Zone Then, you can create custom template for header and insert it in Theme option – Ads and code areas.