You've a few choices: 1. F11/Fullscreen 2. /usr/bin/chromium --app="https://hangouts.google.com/hangouts/_/shiftgig.com?authuser=1" https://hangouts.google.com/

You've a few choices: 1. F11/Fullscreen 2. /usr/bin/chromium --app="https://hangouts.google.com/hangouts/_/shiftgig.com?authuser=1" https://hangouts.google.com/hangouts/_/shiftgig.com?authuser... The latter opens a chrome-less hangouts window. 100% hangouts.