Elastic 2.0 syntax
unit [full-height] [elastic-height]
columns [on-#] [same-height] [adaptive-#-#]
column [span-#] [final]
container [same-height] [full-height] [horizontal-center] [vertical-center] [center] [bottom]
* [full-width] [position-#] [display #]
                         |___________|

unit << columns
column << columns

Nesting options
columns
	column
		- put your content here -

columns
	container
		column
			- put your content here -

columns
	container
		column
			container
				- put your content here -

unit
	columns

unit
	container
		columns
		
Nesting Rules
	elastic-height
		container

View sources of demos to see examples and results of usage