=order($order: 0, $breakpoint: null)
  @if $order > $columns
    $order: $columns

  @if $order < 0
    $order: 0

  @if map_has_key($grid-breakpoints, $breakpoint)
    @media screen and (#{$media-query}-width: map_get($grid-breakpoints, $breakpoint))
      order: $order
  @else
    order: $order

=order-first($breakpoint: null)
  @if map_has_key($grid-breakpoints, $breakpoint)
    @media screen and (#{$media-query}-width: map_get($grid-breakpoints, $breakpoint))
      order: -1
  @else
    order: -1

=order-last($breakpoint: null)
  @if map_has_key($grid-breakpoints, $breakpoint)
    @media screen and (#{$media-query}-width: map_get($grid-breakpoints, $breakpoint))
      order: $columns + 1
  @else
    order: $columns + 1