html, body {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
  overflow: hidden;
  background: #000;
}
#unity-container {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: #000;
}
#unity-canvas {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: block;
  background: #000;
}
#unity-loading-bar {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: none;
  z-index: 2;
}
#unity-progress-bar-empty {
  width: 141px;
  height: 18px;
  background: url('progress-bar-empty-dark.png') no-repeat center;
}
#unity-progress-bar-full {
  width: 0%;
  height: 18px;
  margin-top: 0;
  background: url('progress-bar-full-dark.png') no-repeat center;
}
#unity-footer {
  display: none;
}
#unity-warning {
  position: absolute;
  left: 50%;
  top: 5%;
  transform: translate(-50%);
  background: white;
  padding: 10px;
  display: none;
  z-index: 3;
}