// 
// A partial implementation of the Ruby constants functions from Compass:
// https://github.com/Compass/compass/blob/stable/lib/compass/sass_extensions/functions/constants.rb
//

@function opposite-position($from)
  @if $from == top
    @return bottom
  @else if $from == bottom
    @return top
  @else if $from == left
    @return right
  @else if $from == right
    @return left
  @else if $from == center
    @return center