Represent time and day/night correctly, for every country in this table

I want to represent the correct time as well as the hour and day/night for every country in this table. I want to do this as flat HTML5, no js. This person must be able to work in Wordpress and we cannot make any changes to anything outside of the page itself. The page we will be trying to do this on is here. [login to view URL] The video representation of the project is here. [login to view URL]