title: What does it means "use 1140px bootstrap grid"?
body: <p>I have a part-time job and I must code a website. I've got a graphics and graphical overview in .psd and the guy who is creating graphics told me "it is for 1140px bootstrap grid, make it in" and I don't know If I understand.. can you please help me to understand that?  It looks like this:
  <a href="https://i.stack.imgur.com/aVGnL.jpg" rel="nofollow noreferrer">LINK</a></p>