*{box-sizing:border-box;margin:0;padding:0}body{color:#222;background-color:#f6f2f4;font-family:Arial,Helvetica,sans-serif}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#a8a8a8}