Misago/misago/emberapp/app/styles/misago/loader.less

//
// Misago Spinner
// --------------------------------------------------


.loader {
  // CSS Spinner (c) Luke Haas (MIT Licensed)
  // http://lukehaas.me
  // https://github.com/lukehaas/css-loaders
  font-size: 11px;
  text-indent: -99999em;
  margin: @line-height-computed * 2 auto;
  position: relative;
  width: 10em;
  height: 10em;
  box-shadow: inset 0 0 0 1em @loader-color;

  &, &:before, &:after {
    border-radius: 50%;
  }

  &:before, &:after {
    position: absolute;
    content: '';
  }

  &:before {
    width: 5.2em;
    height: 10.2em;
    background: @body-bg;
    border-radius: 10.2em 0 0 10.2em;
    top: -0.1em;
    left: -0.1em;
    -webkit-transform-origin: 5.2em 5.1em;
    transform-origin: 5.2em 5.1em;
    -webkit-animation: load2 2s infinite ease 1.5s;
    animation: load2 2s infinite ease 1.5s;
  }

  &:after {
    width: 5.2em;
    height: 10.2em;
    background: @body-bg;
    border-radius: 0 10.2em 10.2em 0;
    top: -0.1em;
    left: 5.1em;
    -webkit-transform-origin: 0px 5.1em;
    transform-origin: 0px 5.1em;
    -webkit-animation: load2 2s infinite ease;
    animation: load2 2s infinite ease;
  }

  @-webkit-keyframes load2 {
    0% {
      -webkit-transform: rotate(0deg);
      transform: rotate(0deg);
    }
    100% {
      -webkit-transform: rotate(360deg);
      transform: rotate(360deg);
    }
  }

  @keyframes load2 {
    0% {
      -webkit-transform: rotate(0deg);
      transform: rotate(0deg);
    }
    100% {
      -webkit-transform: rotate(360deg);
      transform: rotate(360deg);
    }
  }
}