/**
 * ==============================================
 * Dot Elastic
 * ==============================================
 */

.dot-elastic {
  .dot;

  position: relative;
  animation: dot-elastic 1s infinite linear;

  &::before,
  &::after {
    content: "";
    display: inline-block;
    position: absolute;
    top: 0;
  }

  &::before {
    .dot(@bg-color: @dot-before-color);

    left: -@dot-spacing;
    animation: dot-elastic-before 1s infinite linear;
  }

  &::after {
    .dot(@bg-color: @dot-after-color);

    left: @dot-spacing;
    animation: dot-elastic-after 1s infinite linear;
  }
}

@keyframes dot-elastic-before {
  0% { transform: scale(1, 1); }
  25% { transform: scale(1, 1.5); }
  50% { transform: scale(1, .67); }
  75% { transform: scale(1, 1); }
  100% { transform: scale(1, 1); }
}

@keyframes dot-elastic {
  0% { transform: scale(1, 1); }
  25% { transform: scale(1, 1); }
  50% { transform: scale(1, 1.5); }
  75% { transform: scale(1, 1); }
  100% { transform: scale(1, 1); }
}

@keyframes dot-elastic-after {
  0% { transform: scale(1, 1); }
  25% { transform: scale(1, 1); }
  50% { transform: scale(1, .67); }
  75% { transform: scale(1, 1.5); }
  100% { transform: scale(1, 1); }
}