three-dots/less/_dot-revolution.less

CSS loading animation made by single element.

/**
 * ==============================================
 * Dot Revolution
 * ==============================================
 */

.dot-revolution {
  .dot;

  position: relative;

  &::before,
  &::after {
    .dot;

    content: "";
    //display: inline-block;
    position: absolute;
    top: 0;
  }

  &::before {
    animation: dotRevolution 1.4s linear infinite;
    left: 0;
    top: -@dotSpacing;
    transform-origin: @dotWidth/2 (@dotSpacing + @dotWidth/2);
  }

  &::after {
    animation: dotRevolution 1s linear infinite;
    left: 0;
    top: -@dotSpacing*2;
    transform-origin: @dotWidth/2 (@dotSpacing*2 + @dotWidth/2);
  }
}

@keyframes dotRevolution {
  0% { transform: rotateZ(0deg) translate3d(0, 0, 0); }
  100% { transform: rotateZ(360deg) translate3d(0, 0, 0); }
}