body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  height: 100vh;
}
#appContainer {
  width: 100%;
  height: 100%;
}
#renderCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.preloader-background {
  background-color: #eee;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  height: 100%;
  width: 100%;
}

.fade {
  opacity: 0;
  transition: opacity 1s ease;
}

.preloader-container {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -90px;
  margin-left: -90px;
  width: 180px;
  height: 180px;
}
.preloader-bar {
  background: linear-gradient(90deg, #ae4115, #e16531);
  width: 0%;
  height: 3px;
  margin: 15px -1px;
  border-radius: 5px;
  transition: width 0.5s ease;
}
.preloader-logo {
  width: 110px;
  height: 120px;
  margin: 20px auto;
  background: center/contain no-repeat url("../media/logo.svg");
}
.gui-container {
  position: absolute;
  top: 0;
  right: 0;
  width: 260px;
}