@if $use-rotateInUpLeft == true
  @-webkit-keyframes rotateInUpLeft
    0%
      -webkit-transform-origin: left bottom
      -webkit-transform: rotate($rotate-degrees)
      opacity: 0

    100%
      -webkit-transform-origin: left bottom
      -webkit-transform: rotate(0)
      opacity: 1

  @keyframes rotateInUpLeft
    0%
      transform-origin: left bottom
      transform: rotate($rotate-degrees)
      opacity: 0

    100%
      transform-origin: left bottom
      transform: rotate(0)
      opacity: 1

  .rotateInUpLeft
    +animate-prefixer(animation-name, rotateInUpLeft)