zhdk/madek

=position($position: relative)
  position: $position

=position-top($a: 0, $position: absolute)
  position: $position
  top: $a

=position-right($a: 0, $position: absolute)
  position: $position
  right: $a

=position-bottom($a: 0, $position: absolute)
  position: $position
  bottom: $a

=position-left($a: 0, $position: absolute)
  position: $position
  left: $a

=position-top-left($a: 0, $b: 0, $position: absolute)
  +position-top($a, $position)
  left: $b

=position-top-right($a: 0, $b: 0, $position: absolute)
  +position-top($a, $position)
  right: $b

=position-bottom-left($a: 0, $b: 0, $position: absolute)
  +position-bottom($a, $position)
  left: $b

=position-bottom-right($a: 0, $b: 0, $position: absolute)
  +position-bottom($a, $position)
  right: $b