*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%;overflow:hidden;font-family:ui-sans-serif,system-ui,sans-serif;background:#000}.webcam-error{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#111;color:#fff;font-size:1.2rem;text-align:center;padding:2rem}