this article describes that mockups can be mapped to an UI template like Bootstrap. But I don’t know how.
In my case I created my UI with the Sketch skin of Balsamiq. And now, afterwards, I would like to map it to Bootstrap.
But how I map e.g. a button to bs-btn-sm-primary? Of course, the Bootstrap UI Template is already imported to my Symbol Library.
At the end I want to come (sticking to the example in the article) from this
I would appreciate any help.