/* https://loading.io/css/ */
.spinner-overlay {
    background-color: rgba(51, 51, 51, .8);
    display: none;
    height: 100vh;
    padding-top: 10rem;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;    
}

.spinner {
  position: relative;
  text-align: center;
  top: 25%;
}

.spinner > div {
  width: 10rem;
  height: 10rem;
  background-color: #FFAA49;

  border-radius: 100%;
  display: inline-block;
  -webkit-animation: sk-bouncedelay 1.4s infinite ease-in-out both;
  animation: sk-bouncedelay 1.4s infinite ease-in-out both;
}

.spinner .bounce1 {
  -webkit-animation-delay: -0.32s;
  animation-delay: -0.32s;
}

.spinner .bounce2 {
  -webkit-animation-delay: -0.16s;
  animation-delay: -0.16s;
}

@-webkit-keyframes sk-bouncedelay {
  0%, 80%, 100% { -webkit-transform: scale(0) }
  40% { -webkit-transform: scale(1.0) }
}

@keyframes sk-bouncedelay {
  0%, 80%, 100% { 
    -webkit-transform: scale(0);
    transform: scale(0);
  } 40% { 
    -webkit-transform: scale(1.0);
    transform: scale(1.0);
  }
}