I just received this email from Google
Mobile Usability issues detected on treasured-finds.net
To the owner of treasured-finds.net:
Search Console has identified that your site is affected by 1 Mobile Usability issues:
The following issues were found on your site:
Clickable elements too close together
We recommend that you fix these issues when possible to enable the best experience and coverage in Google Search.
Can you tell me how to fix this?