Can't log into feedback

I went to the feedback site and clicked “SIGN IN”. It seemed to reload but I’m still not signed in. Why? It happens over and over.

In case it matters, the url also changes to

https://feedback.minecraft.net/hc/en-us/signin?return_to=https%3A%2F%2Ffeedback.minecraft.net%2Fhc%2Fen-us&locale=en-us