You can use a website like here to create your clickable map etc.
To use it in Wix, you would have to talk between your page and the html component using code as shown in the links below to pass data from the html component to the page so that it knows which lightbox to open.
The code that you have used above in your picture is to make the html component itself be allowed to go to fullscreen, as shown here.
Also, please read the forum guidelines and take note of them.
Wishlist Page is the new official platform for requesting new features. You can vote, comment, and track the status of the requested features (requests from this page will be migrated to the new Wishlist soon).