$utilities: map-merge(
  $utilities,
  (
    "cursor": (
      property: cursor,
      class: cursor,
      values: auto pointer grab,
    ),
    "letter-spacing": (
      property: letter-spacing,
      class: letter-spacing,
      values: (
        1: 1px,
        2: 2px,
        3: 3px,
        4: 4px,
        5: 5px
      ),
    )
  )
);