Can't login on pc

I can't login on my pc again on web.com

I am able to login on my mobil 

It does not recognized my domain, my user name or my email on my pc

Email: 

hanas.apron@gmail.com

Site:

www.barcelonacuisine.com

I logged in 3 days ago and now it says my user name and domain don't exist

 PLEEEEAAASE  people fix this