.loading-spinner {
  width: 40px;
  height: 40px;
  margin: 100px auto;

  .loading-spinner-square {
    width: 33%;
    height: 33%;
    background-color: $primary;
    float: left;
    animation: loading-spinner-squareGridScaleDelay 1.3s infinite ease-in-out;
  }

  .loading-spinner-square1 {
    animation-delay: 0.2s;
  }

  .loading-spinner-square2 {
    animation-delay: 0.3s;
  }

  .loading-spinner-square3 {
    animation-delay: 0.4s;
  }

  .loading-spinner-square4 {
    animation-delay: 0.1s;
  }

  .loading-spinner-square5 {
    animation-delay: 0.2s;
  }

  .loading-spinner-square6 {
    animation-delay: 0.3s;
  }

  .loading-spinner-square7 {
    animation-delay: 0s;
  }

  .loading-spinner-square8 {
    animation-delay: 0.1s;
  }

  .loading-spinner-square9 {
    animation-delay: 0.2s;
  }
}

@-webkit-keyframes loading-spinner-squareGridScaleDelay {
  0%,
  70%,
  100% {
    transform: scale3D(1, 1, 1);
  }
  35% {
    transform: scale3D(0, 0, 1);
  }
}

@keyframes loading-spinner-squareGridScaleDelay {
  0%,
  70%,
  100% {
    transform: scale3D(1, 1, 1);
  }
  35% {
    transform: scale3D(0, 0, 1);
  }
}