Test at https://search.google.com/test/mobile-friendly
if it is ok then you have nothing to worry about, you can ignore “Content wider than screen” it is false positive.
Refer: https://support.google.com/webmasters/thread/7694770
If you are changing orientation of the page on mobile, horizontal to vertical then you have reload page for Google to serve ads again based on the current device width.
Please send your URL for inspection if you have any further issues to [email protected] so we can have a look.