I'm building a percussion PWA at https://github.com/infojunkie/drumkit https://github.com/infojunkie/drumkit. The main idea is to create a simple mobile-based a

I'm building a percussion PWA at https://github.com/infojunkie/drumkit https://github.com/infojunkie/drumkit. The main idea is to create a simple mobile-based app that can be used in live jamming situations (eg by plugging the mobile audio jack into a mixer). It's working well but I need help on the UX / graphics / branding side, so I would appreciate to hear from app designers. Thanks!