Base demo for border width utilities.
Full border, axis classes, or single side classes
rtds-border-0
rtds-border-x-0
rtds-border-y-0
rtds-border-t-0
rtds-border-r-0
rtds-border-b-0
rtds-border-l-0
rtds-border
rtds-border-x
rtds-border-y
rtds-border-t
rtds-border-r
rtds-border-b
rtds-border-l
rtds-border-2
rtds-border-x-2
rtds-border-y-2
rtds-border-t-2
rtds-border-r-2
rtds-border-b-2
rtds-border-l-2
rtds-border-4
rtds-border-x-4
rtds-border-y-4
rtds-border-t-4
rtds-border-r-4
rtds-border-b-4
rtds-border-l-4
rtds-border-8
rtds-border-x-8
rtds-border-y-8
rtds-border-t-8
rtds-border-r-8
rtds-border-b-8
rtds-border-l-8