$utilities: map-merge(
  $utilities,
  (
    "background-position": (
      property: background-position,
      class: bg,
      variants: background-position,
      values: (
        "bottom": bottom,
        "center": center,
        "left": left,
        "left-bottom": left bottom,
        "left-top": left top,
        "right": right,
        "right-bottom": right bottom,
        "right-top": right top,
        "top": top,
      ),
    ),
  )
);