Want to remove the top grey and white section on pages

I want to know how to remove the white and grey area above the top picture on the about us page

Here is a screenshot to show you the area which i’m referring about

link: http://tricountysentry.com/blog/wp-content/uploads/2017/01/Screenshot.jpg

Thanks
Kermit W.

Hello Kermit,

I’ve replied it on your other thread.

Regards,
Kharis