ine: none;
            cursor: pointer;
            padding: 12px 16px;
            transition: 0.3s;
        }

        .tab button:hover {
            background-color: #ddd;
        }

        .tab button.active {
            background-color: #ccc;
        }

        .chart-container {
            display: block;
        }

        .chart-container:nth-child(n+2) {
            display: none;
        }
    </style>
    <div class="tab">
            <button class="tablinks" onclick="showChart(event, '4941