.loading-overlay {
  width: 100%;
  height: 100%;
  position: fixed;
  z-index: 100;
  opacity: 1;
  background: rgba(0,0,0,0.8);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.loading-overlay span {
  display: block;
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 11px;
  width: 100%;
  margin: 10px 0 0;
  text-align: center;
}

.loader,
.loader:after {
  border-radius: 50%;
  width: 5em;
  height: 5em;
}
.loader {
  margin: 60px auto 0;
  font-size: 10px;
  position: relative;
  text-indent: -9999em;
  border-top: 0.5em solid rgba(255, 255, 255, 0.2);
  border-right: 0.5em solid rgba(255, 255, 255, 0.2);
  border-bottom: 0.5em solid rgba(255, 255, 255, 0.2);
  border-left: 0.5em solid #ffffff;
  -webkit-transform: translateZ(0);
  -ms-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-animation: load8 1.1s infinite linear;
  animation: load8 1.1s infinite linear;
}
@-webkit-keyframes load8 {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
@keyframes load8 {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}