#loadingScreen {
  z-index: 99900;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: white;
  color: #333;
  text-align: center;
}

#loadingScreenContent {
  position: relative;
  top: 50%;
  transform: translateY(-50%);
}

#loadingScreenContent .fa {
  font-size: 3em;
}