html, body { margin: 0; padding: 0; width: 100%; height: 100%; background: #111; }
#unity-container { position: absolute; inset: 0; display: grid; place-items: center; }
#unity-canvas { width: 100%; height: 100%; background: #111; }
#unity-loading-bar { position: absolute; bottom: 8%; width: 50%; height: 10px; }
#unity-progress-bar-empty { width: 100%; height: 100%; background: #333; }
#unity-progress-bar-full { width: 0; height: 100%; background: #fff; }