div.loading {
  position: relative;
}

div.loading div.loading-container {
  display: block;
}

div.loading-container {
  display: none;
}

div.loading-container {
  position: absolute;
  height: 100%;
  top: 0;
  width: 100%;
  z-index: 999999999;
  background-color: rgba(0,0,0,0.9);
  left: 0;
}

div.loading-container .loading-wrapper {
  position: absolute;
  left: 50%;
  top: 50%;
}


#page-loading {
  height: 100%;
  width: 100%;
  position: fixed;
  z-index: 999999999;
  background-color: rgba(0,0,0,0.8);
}

#page-loading .loading-wrapper {
  position: absolute;
  left: 50%;
  top: 50%;
}


.lds-ripple {
  display: inline-block;
  position: relative;
  width: 80px;
  height: 80px;
}
.lds-ripple div {
  position: absolute;
  border: 4px solid #fff;
  opacity: 1;
  border-radius: 50%;
  animation: lds-ripple 1s cubic-bezier(0, 0.2, 0.8, 1) infinite;
}
.lds-ripple div:nth-child(2) {
  animation-delay: -0.5s;
}
@keyframes lds-ripple {
  0% {
    top: 36px;
    left: 36px;
    width: 0;
    height: 0;
    opacity: 0;
  }
  4.9% {
    top: 36px;
    left: 36px;
    width: 0;
    height: 0;
    opacity: 0;
  }
  5% {
    top: 36px;
    left: 36px;
    width: 0;
    height: 0;
    opacity: 1;
  }
  100% {
    top: 0px;
    left: 0px;
    width: 72px;
    height: 72px;
    opacity: 0;
  }
}