@-webkit-keyframes ball-pulse-sync {
  33% {
    -webkit-transform: translateY(10px);
            transform: translateY(10px); }

  66% {
    -webkit-transform: translateY(-10px);
            transform: translateY(-10px); }

  100% {
    -webkit-transform: translateY(0);
            transform: translateY(0); } }

@keyframes ball-pulse-sync {
  33% {
    -webkit-transform: translateY(10px);
            transform: translateY(10px); }

  66% {
    -webkit-transform: translateY(-10px);
            transform: translateY(-10px); }

  100% {
    -webkit-transform: translateY(0);
            transform: translateY(0); } }

.ball-pulse-sync > div:nth-child(0) {
  -webkit-animation: ball-pulse-sync 0.6s 0s infinite ease-in-out;
          animation: ball-pulse-sync 0.6s 0s infinite ease-in-out; }
.ball-pulse-sync > div:nth-child(1) {
  -webkit-animation: ball-pulse-sync 0.6s 0.07s infinite ease-in-out;
          animation: ball-pulse-sync 0.6s 0.07s infinite ease-in-out; }
.ball-pulse-sync > div:nth-child(2) {
  -webkit-animation: ball-pulse-sync 0.6s 0.14s infinite ease-in-out;
          animation: ball-pulse-sync 0.6s 0.14s infinite ease-in-out; }
.ball-pulse-sync > div:nth-child(3) {
  -webkit-animation: ball-pulse-sync 0.6s 0.21s infinite ease-in-out;
          animation: ball-pulse-sync 0.6s 0.21s infinite ease-in-out; }
.ball-pulse-sync > div {
  background-color: #fff;
  width: 15px;
  height: 15px;
  border-radius: 100%;
  margin: 2px;
  -webkit-animation-fill-mode: both;
          animation-fill-mode: both;
  display: inline-block; }
.loader{
  position: fixed;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  top: 0px;
  left: 0px;
  text-align: center;
  z-index: 999;
}
.loader .ball-pulse-sync{margin:0px auto; position:absolute; top:50%; margin-top:-15px; width: 100%; text-align: center;}