Tech enthusiast and watercolorist Zellah Gannaban has been passionate about visual arts since her grade school years. She started by using the prang watercolor palette her father gave her. Besides watercolor artworks, she also does portraits in graphite. She lives with her husband and son in Pasig City. [trx_video url="https://youtu.be/zuTMcSRduwY" ratio="16:9" autoplay="off"]   Check out her artworks. Photo: Hannah Louise…