Website is gone (hacked) / linking to other website

Hello , my website has been hacked. I am unable to open my website at https://www.zetwatson.com/ , when i type my website in it automatically links to a website called https://www.superbowlfans.us/

Now i receive this message also…

The connection was interrupted
The connection to https://www.zetwatson.com was interrupted while the page was loading.
The site could be temporarily unavailable or too busy. Try again in a few moments.
If you are unable to load any pages, check your computer’s network connection.
If your computer or network is protected by a firewall or proxy, make sure that Firefox is permitted to access the Web.

I am not very good with code etc. Can someone help me please