/*
 *  Usage:
 *
 *    <div class="sk-folding-cube">
 *      <div class="sk-cube1 sk-cube"></div>
 *      <div class="sk-cube2 sk-cube"></div>
 *      <div class="sk-cube4 sk-cube"></div>
 *      <div class="sk-cube3 sk-cube"></div>
 *    </div>
 *
 */
.sk-folding-cube {
  margin: 40px auto;
  width: 40px;
  height: 40px;
  position: relative;
  transform: rotateZ(45deg); }
  .sk-folding-cube .sk-cube {
    float: left;
    width: 50%;
    height: 50%;
    position: relative;
    transform: scale(1.1); }
  .sk-folding-cube .sk-cube:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #333;
    animation: sk-foldCubeAngle 2.4s infinite linear both;
    transform-origin: 100% 100%; }
  .sk-folding-cube .sk-cube2 {
    transform: scale(1.1) rotateZ(90deg); }
  .sk-folding-cube .sk-cube3 {
    transform: scale(1.1) rotateZ(180deg); }
  .sk-folding-cube .sk-cube4 {
    transform: scale(1.1) rotateZ(270deg); }
  .sk-folding-cube .sk-cube2:before {
    animation-delay: 0.3s; }
  .sk-folding-cube .sk-cube3:before {
    animation-delay: 0.6s; }
  .sk-folding-cube .sk-cube4:before {
    animation-delay: 0.9s; }

@keyframes sk-foldCubeAngle {
  0%, 10% {
    transform: perspective(140px) rotateX(-180deg);
    opacity: 0; }
  25%, 75% {
    transform: perspective(140px) rotateX(0deg);
    opacity: 1; }
  90%, 100% {
    transform: perspective(140px) rotateY(180deg);
    opacity: 0; } }

/*# sourceMappingURL=11-folding-cube.css.map */