To login using your email address:
Click the login button in the upper right hand corner of the screen.
Enter your email address.
Open the email address you entered in the text box and click the magic link that was emailed to you.
Congratulations you're in!
To login using your Google account:
Click the login button in the upper right hand corner of the screen.
Click Continue with Google
Enter your gmail login information.
Open your Gmail account to confirm login.
From now on you will be able to click your confirmed Google account to login.
To login using your Facebook account:
Click the login button in the upper right hand corner of the screen.
Enter your facebook login information.
Click the "Continue as" button
Congratulations you're in!