@-webkit-keyframes spin {
  to {
    -webkit-transform: scale(0.5) rotate(45deg);
    -ms-transform: scale(0.5) rotate(45deg);
    transform: scale(0.5) rotate(45deg);
  }
}
@-moz-keyframes spin {
  to {
    -webkit-transform: scale(0.5) rotate(45deg);
    -ms-transform: scale(0.5) rotate(45deg);
    transform: scale(0.5) rotate(45deg);
  }
}
@-o-keyframes spin {
  to {
    -webkit-transform: scale(0.5) rotate(45deg);
    -ms-transform: scale(0.5) rotate(45deg);
    transform: scale(0.5) rotate(45deg);
  }
}
@keyframes spin {
  to {
    -webkit-transform: scale(0.5) rotate(45deg);
    -ms-transform: scale(0.5) rotate(45deg);
    transform: scale(0.5) rotate(45deg);
  }
}
body {
  margin: 0;
  overflow: hidden;
  background: #000;
}
body .container {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 160px;
  height: 160px;
  margin: -80px -80px;
  -webkit-transform: scale(1) rotate(-45deg);
  -ms-transform: scale(1) rotate(-45deg);
  transform: scale(1) rotate(-45deg);
  -webkit-animation: spin 1200ms infinite linear;
  -moz-animation: spin 1200ms infinite linear;
  -o-animation: spin 1200ms infinite linear;
  animation: spin 1200ms infinite linear;
}
body .container .big {
  position: absolute;
  left: 25%;
  top: 25%;
  width: 50%;
  height: 50%;
  background: #fff;
  box-shadow: 0 0 0 1px #fff;
}
body .container .small {
  position: absolute;
  width: 25%;
  height: 25%;
  opacity: 0;
  background: #fff;
  box-shadow: 0 0 0 1px #fff;
}
body .container .small:nth-child(1) {
  left: 50%;
  top: 0;
  -webkit-animation: small1 1200ms infinite linear;
  -moz-animation: small1 1200ms infinite linear;
  -o-animation: small1 1200ms infinite linear;
  animation: small1 1200ms infinite linear;
}
@-webkit-keyframes small1 {
  0%, 7.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small1 {
  0%, 7.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small1 {
  0%, 7.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small1 {
  0%, 7.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(2) {
  left: 25%;
  top: 0;
  -webkit-animation: small2 1200ms infinite linear;
  -moz-animation: small2 1200ms infinite linear;
  -o-animation: small2 1200ms infinite linear;
  animation: small2 1200ms infinite linear;
}
@-webkit-keyframes small2 {
  0%, 15% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small2 {
  0%, 15% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small2 {
  0%, 15% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small2 {
  0%, 15% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(3) {
  left: 0;
  top: 0;
  -webkit-animation: small3 1200ms infinite linear;
  -moz-animation: small3 1200ms infinite linear;
  -o-animation: small3 1200ms infinite linear;
  animation: small3 1200ms infinite linear;
}
@-webkit-keyframes small3 {
  0%, 22.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small3 {
  0%, 22.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small3 {
  0%, 22.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small3 {
  0%, 22.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(4) {
  left: 0;
  top: 25%;
  -webkit-animation: small4 1200ms infinite linear;
  -moz-animation: small4 1200ms infinite linear;
  -o-animation: small4 1200ms infinite linear;
  animation: small4 1200ms infinite linear;
}
@-webkit-keyframes small4 {
  0%, 30% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small4 {
  0%, 30% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small4 {
  0%, 30% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small4 {
  0%, 30% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(5) {
  left: 0;
  top: 50%;
  -webkit-animation: small5 1200ms infinite linear;
  -moz-animation: small5 1200ms infinite linear;
  -o-animation: small5 1200ms infinite linear;
  animation: small5 1200ms infinite linear;
}
@-webkit-keyframes small5 {
  0%, 37.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small5 {
  0%, 37.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small5 {
  0%, 37.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small5 {
  0%, 37.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(6) {
  left: 0;
  top: 75%;
  -webkit-animation: small6 1200ms infinite linear;
  -moz-animation: small6 1200ms infinite linear;
  -o-animation: small6 1200ms infinite linear;
  animation: small6 1200ms infinite linear;
}
@-webkit-keyframes small6 {
  0%, 45% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small6 {
  0%, 45% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small6 {
  0%, 45% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small6 {
  0%, 45% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(7) {
  left: 25%;
  top: 75%;
  -webkit-animation: small7 1200ms infinite linear;
  -moz-animation: small7 1200ms infinite linear;
  -o-animation: small7 1200ms infinite linear;
  animation: small7 1200ms infinite linear;
}
@-webkit-keyframes small7 {
  0%, 52.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small7 {
  0%, 52.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small7 {
  0%, 52.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small7 {
  0%, 52.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(8) {
  left: 50%;
  top: 75%;
  -webkit-animation: small8 1200ms infinite linear;
  -moz-animation: small8 1200ms infinite linear;
  -o-animation: small8 1200ms infinite linear;
  animation: small8 1200ms infinite linear;
}
@-webkit-keyframes small8 {
  0%, 60% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small8 {
  0%, 60% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small8 {
  0%, 60% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small8 {
  0%, 60% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(9) {
  left: 75%;
  top: 75%;
  -webkit-animation: small9 1200ms infinite linear;
  -moz-animation: small9 1200ms infinite linear;
  -o-animation: small9 1200ms infinite linear;
  animation: small9 1200ms infinite linear;
}
@-webkit-keyframes small9 {
  0%, 67.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small9 {
  0%, 67.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small9 {
  0%, 67.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small9 {
  0%, 67.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(10) {
  left: 75%;
  top: 50%;
  -webkit-animation: small10 1200ms infinite linear;
  -moz-animation: small10 1200ms infinite linear;
  -o-animation: small10 1200ms infinite linear;
  animation: small10 1200ms infinite linear;
}
@-webkit-keyframes small10 {
  0%, 75% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small10 {
  0%, 75% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small10 {
  0%, 75% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small10 {
  0%, 75% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(11) {
  left: 75%;
  top: 25%;
  -webkit-animation: small11 1200ms infinite linear;
  -moz-animation: small11 1200ms infinite linear;
  -o-animation: small11 1200ms infinite linear;
  animation: small11 1200ms infinite linear;
}
@-webkit-keyframes small11 {
  0%, 82.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small11 {
  0%, 82.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small11 {
  0%, 82.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small11 {
  0%, 82.5% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
body .container .small:nth-child(12) {
  left: 75%;
  top: 0;
  -webkit-animation: small12 1200ms infinite linear;
  -moz-animation: small12 1200ms infinite linear;
  -o-animation: small12 1200ms infinite linear;
  animation: small12 1200ms infinite linear;
}
@-webkit-keyframes small12 {
  0%, 90% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-moz-keyframes small12 {
  0%, 90% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@-o-keyframes small12 {
  0%, 90% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}
@keyframes small12 {
  0%, 90% {
    opacity: 0;
  }
  95%, 100% {
    opacity: 1;
  }
}