col-xl[auto|1-12]

2
1

col-md[auto|1-12]

col-sm[auto|1-12]

col-xs[auto|1-12]

Justify (Align)

Vertical Position

Top
Middle
Bottom

Spacing

xl-around
xl-spaced

Ordering

Last
4
3
2
1
First
4
3
2
1