CSS

Shadow

Columns
s12
s12 m4 l2
s12 m4 l8
s12 m4 l2
s12 m6 l3
s12 m6 l3
s12 m6 l3
s12 m6 l3
Offset
This div is 12-columns wide on all screen sizes
6-columns (offset-by-6)