Hello Concerquest Team,
This is a very good progress compare to the interation1. I did not see any problem regarding the cross browser. Good job!!!
However, I think that there is a big space on the right of your map. I agree with Raji that you may find some information relating to your project to put in the space or rearrange your page to make it look better.
Also when I tried to search like the picture below. The event in Texas was shown on the webpage.
.jpg)
Again Good job!!