Unable to Increase Box Width and Shifting Layout to the Right in CSS

[primecomputersdeveloper3]

I want to increase the width of a certain box and shift all boxes to the right.I tried using CSS to raise the size of the box, but it did not work.

Please provide a solution for this.

Kindly refer to the below screenshot for more reference.   

Karuna Bhatkar Developer, Prime Computers 8975201355 / 7738883083 / 8433978886 /7888031355 | www.primecomputers.co.in primecompute...@gmail.com 2,Laxmi chs,Opp.Hanuman Temple Gandhi Chowk , Badlapur-East-421503