body{font-family:Arial,sans-serif;background:#fff;margin:0;padding:0}#loading{text-align:center;padding:20px}#error{color:red;text-align:center;padding:20px}#ranking-table{width:100%;border-collapse:collapse}th,td{border:1px solid #ddd;padding:10px;text-align:left}th{background-color:#f2f2f2;font-weight:700}tr:nth-child(2n){background-color:#f9f9f9}