#loading{
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.5);
    width: 100vw; height: 100vh;
    z-index: 9999;
    font-size: 24px;
}
.load_balls{
    position: absolute;
    top: 50%;
    left: 50%;
    justify-content: center;
}
@-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(1) {
    -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(2) {
    -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(3) {
    -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 {
    background-color: #fff;
    width: 15px;
    height: 15px;
    border-radius: 100%;
    margin: 2px;
    -webkit-animation-fill-mode: both;
            animation-fill-mode: both;
    display: inline-block; }