Grid justify-content

justify-content:space-evenly

box 1
box 2
box 3
box 4

justify-content:space-around

box 1
box 2
box 3
box 4

justify-content:space-between

box 1
box 2
box 3
box 4

justify-content:center

box 1
box 2
box 3
box 4

justify-content:start

box 1
box 2
box 3
box 4

justify-content:end

box 1
box 2
box 3
box 4

justify-content:stretch / Standard

box 1
box 2
box 3
box 4