If you cannot remember your password, select Forgot Password on the bottom right of the login page.
Enter the email address associated with your account.
Check your email address, make sure to check your spam folder if it has not appeared.
In the email click the link to reset your password.
Enter in your new password and Save Changes.
You will then be returned to the login screen, enter your email address and new password, you will then have access to the site.