Works this and other sites before on your PC, @jimt929? Try Private browsing. Disable NoScript and similar, then try again. Make sure you have updated Firefox. Use Safe mode or make a new profile. Do you use a PC and wired internet access?

It shows for me: Sign in Text box for "Email address" Blue button "Next" White button "Email a sign in link" Then "or" with a list of other accounts to use for sign in. "Need an account? Sign up"