How to fix the position value of the mesh?

For example, if the browser size is 1920x958, and the mesh has a position value of 1.5, do you want the position value to stay at the same position as 1920x958 when the browser size increases or decreases? Google - The Web Can Do What!? | Be more than just a landing page I want the position value to be the same when the landing-page is opened, like this site.