Hello, @Maria,
I have checked your site and found no issue in the header. Your site header appears to me like this: https://postimg.cc/n9qgt3Fz if it’s ok then you have a cache issue nothing else try to check back to your site after clearing the browser cache. But if not, then please elaborate on it with the help of screenshots, and please share your site wp-admin URL and access in the private content area of this topic by following the below-given format
WORDPRESS ADMIN URL:
WORDPRESS ADMIN USERNAME:
WORDPRESS ADMIN PASSWORD:
So that I will check your issue on your site and help you out.
Regards 8Themes Team.