:root{color-scheme:dark}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;overflow:hidden;background:#12141a;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;overscroll-behavior:none}