*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{color:#333;background-color:#f8f9fa;font-family:Roboto,sans-serif}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#1a3a5c;border-radius:4px}