html, body { margin: 0; width: 100%; height: 100%; overflow: hidden; background: #efefef; }
body { display: flex; flex-direction: column; }
#qq-kiosk-host { flex: 1; min-height: 0; width: 100%; position: relative; }
.demo-note { margin: 0; padding: 12px 20px; background: #e5f0e9; color: #174b37; font: 500 15px/1.5 system-ui, sans-serif; border-bottom: 1px solid #bacbc0; }