I can confirm. This is because of the user-agent string. Add this to the end of ua-overrides.js file and you'll see gmail like it should be seen
"mail.google.com" : "Mozilla/5.0 (Ubuntu; Linux; Android 4.2.2) AppleWebKit/537.21 Mobile Safari/537.21", Working on getting this integrated into the file but need to do more testing. ** Changed in: webbrowser-app Status: New => Confirmed ** Changed in: webbrowser-app Importance: Undecided => High ** Changed in: webbrowser-app Assignee: (unassigned) => Bill Filler (bfiller) ** Also affects: webbrowser-app (Ubuntu) Importance: Undecided Status: New ** Changed in: webbrowser-app (Ubuntu) Status: New => In Progress ** Changed in: webbrowser-app Status: Confirmed => In Progress ** Changed in: webbrowser-app (Ubuntu) Importance: Undecided => High ** Changed in: webbrowser-app (Ubuntu) Assignee: (unassigned) => Bill Filler (bfiller) ** Also affects: webbrowser-app (Ubuntu Saucy) Importance: High Assignee: Bill Filler (bfiller) Status: In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1227941 Title: GMail App - css does not get applied to the Mail App To manage notifications about this bug go to: https://bugs.launchpad.net/webbrowser-app/+bug/1227941/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs