*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Arial,Helvetica,sans-serif;background:#f5f8f5;color:#333;min-height:100vh}a{color:#007bff}a:hover{color:#0056b3}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:#bdbdbd;border-radius:3px}::-webkit-scrollbar-track{background:transparent}