body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f4f4f9;
            color: #333;
        }
        h1 {
            text-align: center;
            margin-top: 30px;
            color: #4CAF50;
        }
        table {
            width: 90%;
            margin: 30px auto;
            border-collapse: collapse;
            background-color: #fff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        th, td {
            padding: 10px;
            text-align: center;
            border: 1px solid #ddd;
        }
        th {
            background-color: #4CAF50;
            color: white;
        }
        tr:nth-child(even) {
            background-color: #f2f2f2;
        }
        tr:hover {
            background-color: #ddd;
        }
        .percent-up {
            color: green;
        }
        .percent-down {
            color: red;
        }