gistfile1.txt

@mixin keyframez($name, $first, $second) {
  @-webkit-keyframes #{$name} {
    0% {
      left: $first;
    }
    100% {
      left: $second;
    }
  }

  @-moz-keyframes $name {
    0% {
      left: $first;
    }
    100% {
      left: $second;
    }
  }

  @-o-keyframes $name {
    0% {
      left: $first;
    }
    100% {
      left: $second;
    }
  }
}