.aurora {
  .progressbar,
  .progressbar-infinite,
  .progressbar span,
  .progressbar-infinite:before {
    box-shadow: 0px 0px 0px 1px rgba(0, 0, 0, 0.05) inset;
  }
  .progressbar-infinite {
    &:before {
      animation: aurora-progressbar-infinite 1s linear infinite;
    }
    &:after {
      display: none;
    }
    &.color-multi:before {
      width: 400%;
      background-image: linear-gradient(
        to right,
        #4cd964,
        #5ac8fa,
        #007aff,
        #34aadc,
        #5856d6,
        #ff2d55,
        #5856d6,
        #34aadc,
        #007aff,
        #5ac8fa,
        #4cd964
      );
      background-size: 25% 100%;
      background-repeat: repeat-x;
      animation: aurora-progressbar-infinite-multicolor 3s linear infinite;
    }
  }
}
.ltr({
  @keyframes aurora-progressbar-infinite {
    0% {
      transform: translate3d(-100%, 0, 0);
    }
    100% {
      transform: translate3d(100%, 0, 0);
    }
  }
  @keyframes aurora-progressbar-infinite-multicolor {
    0% {
      transform: translate3d(0%, 0, 0);
    }
    100% {
      transform: translate3d(-50%, 0, 0);
    }
  }
});
.rtl({
  @keyframes aurora-progressbar-infinite {
    0% {
      transform: translate3d(100%, 0, 0);
    }
    100% {
      transform: translate3d(-100%, 0, 0);
    }
  }
  @keyframes aurora-progressbar-infinite-multicolor {
    0% {
      transform: translate3d(0%, 0, 0);
    }
    100% {
      transform: translate3d(50%, 0, 0);
    }
  }
});