Accessing zoho mail

Accessing zoho mail

Hello,
I was able to log on to my Zoho mail earlier today since 12 pm I have not been able to.
I log on as usual and then it says maria.h and then and then I click on the arrow and it says zoho mail which is what I click on next. Today everytime I after I have clicked on zoho mail it looks like the start page and then the address box it says http:/www.zoho.com/mail but nothing happens I have even left it for a while to see if it was just slow. Nothing has happened all day! I have also tried logging on from other computers. Please help me I cannot do without my email!!!
 
Sincerely Maria