Hello,
There is an error – https://prnt.sc/1wozzpm You need to fix Access-Control-Allow-Origin as described here – https://crunchify.com/how-to-fix-access-control-allow-origin-issue-for-your-https-enabled-wordpress-site-and-maxcdn/ About menu color in the header, Theme Options > Speed Optimization > Menu Dropdown Ajax Loading, Menu Cache, Static Blocks Cache > Off, clear cache, and check the result. Activate mentioned options once all changes to the menu will be done.
Regards
