Help! Oops! Google Chrome could not connect to sophieinmonaco.com

I cannot access my wordpress dashboard, I was editing a post when suddenly it seemed as though it was no longer connected, it redirected me to this message and I cannot connect to http://www.sophieinmonaco.com either.

Oops! Google Chrome could not connect to sophieinmonaco.com
Suggestions:
Access a cached copy of sophieinmonaco.­com/­wp-­admin/­
Try reloading: sophieinmonaco.­com/­wp-­admin/­
Search on Google:

I don’t know what to do as I cannot access my dashboard at all.

Thank you for your help!

Sophie