To log in, press on the "log in" button in the top-right corner of your screen. You'll be able to log in using Facebook or via e-mail.
How can I log in via Facebook:
Press on the blue button “Log in with Facebook”
Make sure to accept the terms and conditions to continue
Press on the button "Log in to"
You'll be redirected to Facebook, press on OK to continue
You'll now be logged in
How can I log in via email?
Enter your email address
Enter your password
Press on the "login" button
You'll now be logged in