As a new user, I want the UI to be functional so that I can learn about and play the game.

[gytanzo]

Acceptance Tests:

Test 1

1. Open the app on https://ubcse442-musicalchairs.herokuapp.com
2. If you are logged in continue on, otherwise sign-in with the username "xyz" and the password "Xyz12345@".
3. Click on the "How to Play" button.
4. Learn how to play the game with the description.

Test 2

1. Open the app on https://ubcse442-musicalchairs.herokuapp.com
2. If you are logged in continue on, otherwise sign-in with the username "xyz" and the password "Xyz12345@".
3. Click on the "Play Game" button.
4. Choose 'Classic Mode' button.
5. See that music starts and you can begin guessing songs.