.loading-spinner-container {
  width:40px;
  height:40px;
  position:absolute;
  left:50%;
  top:50%;
  margin-left:-20px;
  margin-top:-20px;
}
.loading-spinner-container .loading-spinner {
  width: 40px;
  height: 40px;
  background-color: #fff;

  border-radius: 100%;  
  -webkit-animation: sk-scaleout 1.0s infinite ease-in-out;
  animation: sk-scaleout 1.0s infinite ease-in-out;
}

@-webkit-keyframes sk-scaleout {
  0% { -webkit-transform: scale(0) }
  100% {
    -webkit-transform: scale(1.0);
    opacity: 0;
  }
}

@keyframes sk-scaleout {
  0% { 
    -webkit-transform: scale(0);
    transform: scale(0);
  } 100% {
    -webkit-transform: scale(1.0);
    transform: scale(1.0);
    opacity: 0;
  }
}