html, body { width: 100%; height: 100%; padding: 0; margin: 0; overflow: hidden; background: #fff; }
#unity-container { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; background: #fff; }
#unity-canvas { display: block; width: min(100vw, calc(100vh * 16 / 9)); height: min(100vh, calc(100vw * 9 / 16)); background: #fff; }
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
#unity-footer { position: absolute; inset: 0; pointer-events: none; }
#unity-logo-title-footer, #unity-build-title { display: none; }
#unity-fullscreen-button { position: absolute; right: 14px; bottom: 14px; pointer-events: auto; }