html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #000;
}

#unity-container {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
}

#unity-canvas {
  display: block;
  width: 100%;
  height: 100%;
  background: #231F20;
}

#unity-loading-bar {
  position: absolute;
  left: 50%;
  top: 50%;
  width: min(360px, 60vw);
  transform: translate(-50%, -50%);
  display: none;
}

#unity-progress-bar-empty {
  height: 10px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
}

#unity-progress-bar-full {
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #1ed7ff, #ec4cff);
}

#unity-warning {
  position: absolute;
  left: 50%;
  top: 16px;
  z-index: 10;
  display: none;
  max-width: min(720px, 90vw);
  transform: translateX(-50%);
  color: #111;
  font: 14px/1.4 Arial, sans-serif;
}

#unity-warning > div {
  margin-bottom: 8px;
  padding: 10px 14px;
  border-radius: 6px;
  background: #fff;
}

#unity-warning > .warning {
  background: #ffe56b;
}

#unity-warning > .error {
  color: #fff;
  background: #c72c41;
}