I go from VERY rough paper UI, to Balsamiq mockup, then export using Napkee to Bootstrap-based UI. The result always needs a little touch-up and you need to kn

I go from VERY rough paper UI, to Balsamiq mockup, then export using Napkee to Bootstrap-based UI. The result always needs a little touch-up and you need to know some do's and don'ts...but it has worked well for me. The key is the clickable demo - people love to touch and interact with something.