.folding-cube-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.sk-folding-cube {
  margin: 40px auto;
  width: 40px;
  height: 40px;
  position: relative;
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
}

  .sk-folding-cube .sk-cube {
    float: left;
    width: 50%;
    height: 50%;
    position: relative;
    -webkit-transform: scale(1.1);
    -ms-transform: scale(1.1);
    transform: scale(1.1);
  }

    .sk-folding-cube .sk-cube:before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      /* background-color: #333; */
      background-color: #E2231A;
      -webkit-animation: sk-foldCubeAngle 2.4s infinite linear both;
      animation: sk-foldCubeAngle 2.4s infinite linear both;
      -webkit-transform-origin: 100% 100%;
      -ms-transform-origin: 100% 100%;
      transform-origin: 100% 100%;
    }

  .sk-folding-cube .sk-cube2 {
    -webkit-transform: scale(1.1) rotateZ(90deg);
    transform: scale(1.1) rotateZ(90deg);
  }

  .sk-folding-cube .sk-cube3 {
    -webkit-transform: scale(1.1) rotateZ(180deg);
    transform: scale(1.1) rotateZ(180deg);
  }

  .sk-folding-cube .sk-cube4 {
    -webkit-transform: scale(1.1) rotateZ(270deg);
    transform: scale(1.1) rotateZ(270deg);
  }

  .sk-folding-cube .sk-cube2:before {
    -webkit-animation-delay: 0.3s;
    animation-delay: 0.3s;
  }

  .sk-folding-cube .sk-cube3:before {
    -webkit-animation-delay: 0.6s;
    animation-delay: 0.6s;
  }

  .sk-folding-cube .sk-cube4:before {
    -webkit-animation-delay: 0.9s;
    animation-delay: 0.9s;
  }

@-webkit-keyframes sk-foldCubeAngle {
  0%, 10% {
    -webkit-transform: perspective(140px) rotateX(-180deg);
    transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }

  25%, 75% {
    -webkit-transform: perspective(140px) rotateX(0deg);
    transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }

  90%, 100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
    transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}

@keyframes sk-foldCubeAngle {
  0%, 10% {
    -webkit-transform: perspective(140px) rotateX(-180deg);
    transform: perspective(140px) rotateX(-180deg);
    opacity: 0;
  }

  25%, 75% {
    -webkit-transform: perspective(140px) rotateX(0deg);
    transform: perspective(140px) rotateX(0deg);
    opacity: 1;
  }

  90%, 100% {
    -webkit-transform: perspective(140px) rotateY(180deg);
    transform: perspective(140px) rotateY(180deg);
    opacity: 0;
  }
}