Full-page grid

Based on flex-box layout.

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

child

main

main

main

Justify content: start

child

child

child

Justify content: center

child

child

child

Justify content: end

child

child

child