The heights module contains both a five-step width scale based on powers of two
as well as a series of percentage values that can be used within elements that have a declared height.
Class name structure is as follows:
Base:
h = height
Modifiers
1 = 1st step in width scale
2 = 2nd step in width scale
3 = 3rd step in width scale
4 = 4th step in width scale
5 = 5th step in width scale
-10
-20
-25
-30
-40
-50
-60
-70
-75
-80
-90
-100
-auto = string value auto
Media Query Extensions:
-ns = not-small
-m = medium
-l = large