CRM 2016 first row not changing color

Hello,

I have a problem with the row color changing action. I have downloaded a solution from the internet. It works perfectly at every browser exept EI. The first row always stays at its default color and cant find the problem. I have looked up from this URL:

https://xrmadvice.wordpress.com/2014/02/05/conditional-formatting-for-crm-2013-grids-using-actions/

Thank you.