& {
  position: relative;
  height: 16px;

  &__checkboard {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    overflow: hidden;
  }

  &__gradient {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
  }

  &__container {
    position: relative;
    height: 100%;
    margin: 0 3px;
  }

  &__pointer-container {
    position: absolute;
  }
}