#app-loader {
  display:table;
  position: fixed;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: #22222a;
}

#app-loader-container {
  display: table-cell;
  vertical-align: middle;
}

#app-loader-wrapper {
  display: block;
  position: relative;
  width: 240px;
  height: 240px;
  margin: 0 auto;
  overflow:hidden;
}

.app-loader,
.app-loader:before,
.app-loader:after {
  background: #FFF;
  -webkit-animation: load1 1s infinite ease-in-out;
  animation: load1 1s infinite ease-in-out;
  width: 1em;
  height: 4em;
}
.app-loader:before,
.app-loader:after {
  position: absolute;
  top: 0;
  content: '';
}
.app-loader:before {
  left: -1.5em;
  -webkit-animation-delay: -0.32s;
  animation-delay: -0.32s;
}
.app-loader {
  text-indent: -9999em;
  margin: 8em auto;
  position: relative;
  font-size: 11px;
  -webkit-transform: translateZ(0);
  -ms-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-animation-delay: -0.16s;
  animation-delay: -0.16s;
}
.app-loader:after {
  left: 1.5em;
}
@-webkit-keyframes load1 {
  0%,
  80%,
  100% {
    box-shadow: 0 0 #FFF;
    height: 4em;
  }
  40% {
    box-shadow: 0 -2em #ffffff;
    height: 5em;
  }
}
@keyframes load1 {
  0%,
  80%,
  100% {
    box-shadow: 0 0 #FFF;
    height: 4em;
  }
  40% {
    box-shadow: 0 -2em #ffffff;
    height: 5em;
  }
}