How To Filter WIX Gallery Using Selection Tags.

@walterodibi I am using selection tags to filter my gallery.
Currently, this works as intended - however, I would like it to be only possible to select one tag at a time (so when a tag is selected it shows the options associated with it but when another tag is clicked, it resets and only shows the new options for that one)
I hope this makes sense. I found an example of this here:

https://payment37.wixsite.com/candytunes

and my code for my site is here:

Please help me, you’re the closest I’ve read to understanding my issue.

Thanks