:root{color-scheme:dark}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%}body{background-color:#000;color:#fff;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}