html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
  background: #000000; /* Or your preferred letterbox color */
}

#unity-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  width: 100vw;
  background: #000000; /* Ensures bars are black */
}

#unity-container {
  aspect-ratio: 16 / 9;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
}

#unity-canvas {
  width: 100%;
  height: 100%;
  background: #FFFFFF;
}

#unity-loading-bar {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: none;
}

#unity-logo {
  width: 154px;
  height: 130px;
  background: url('unity-logo-light.png') no-repeat center;
}

#unity-progress-bar-empty {
  margin-left: auto;
  margin-right: auto;
  width: 141px;
  height: 18px;
  margin-top: 10px;
  background: url('progress-bar-empty-light.png') no-repeat center;
}

#unity-progress-bar-full {
  width: 0%;
  height: 18px;
  margin-top: 10px;
  background: url('progress-bar-full-light.png') no-repeat center;
}

#unity-warning {
  position: absolute;
  left: 50%;
  top: 5%;
  transform: translate(-50%);
  background: white;
  padding: 10px;
  display: none;
}