Aligning the PC and Mobile View

Why not just simply make sure that the smaller circle is attached to the larger circle so that it is contained within the larger circle element?
https://support.wix.com/en/article/attaching-elements-to-a-box

Also, this forum is for all code related issues on your site, for your question about the editor itself, you are better suited going through Wix Support themselves.
https://support.wix.com/en/about-wix/contacting-wix-support

Plus, you can read and search Wix Support pages to find whatever you are wanting to know.
https://support.wix.com/en/