Wells Fargo Rewards Site Down

It lets you enter your username and password but then doesn't let you log in.  Keep getting same message:

"Thank you for your interest in the Wells Fargo Rewards Program. If you need assistance, please call the Wells Fargo Rewards Service Center at 1-877-517-1358. We are available 7 days a week, 8 a.m. – midnight Eastern Time, excluding major holidays."