Feature/style login pages

Hey there, this PR implements tracker story 67127028, [Style Account screens (Log In, etc.)](https://www.pivotaltracker.com/n/projects/890876/stories/67127028)

See the related [IOS PR](https://github.com/jmoody/wetap-ios/pull/69)
Hmm, thanks for investigating this. I was developing on the chrome emulator and immediately punted when I saw it wasn't working on the simulator/device