Hello,
First of all thanks for choosing our Theme, we are glad to be you in the WoodMart WordPress family :-)
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I have visited the URL you provided. I inspected your website and there is an error in the console.
Screenshot for Clarification: https://ibb.co/cC9VC4K
This Error is not related to our theme.
You can read the following article for further help:
https://developers.google.com/maps/documentation/javascript/error-messages#referer-not-allowed-map-error
You can add the Google Map API key under Theme Settings >> General.
Screenshot for Clarification: https://ibb.co/0tJxHgP
Best Regards.