body {
            font-family: sans-serif;
            margin: 20px;
        }
        .tab-container {
            width: 80%;
            margin: auto;
        }
        .tabs {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            border-bottom: 2px solid #ccc;
        }
        .tabs li a {
            padding: 10px 15px;
            display: block;
            text-decoration: none;
            color: #555;
            background-color: #f1f1f1;
            border: 1px solid #ccc;
            border-bottom: none;
            margin-right: 5px;
            border-radius: 5px 5px 0 0;
            cursor: pointer;
        }
        .tabs li a.active {
            background-color: #fff;
            border-color: #ccc;
            border-bottom: 2px solid #fff;
            color: #000;
        }
        .tab-content {
            padding: 20px;
            border: 1px solid #ccc;
            border-top: none;
            background-color: #fff;
        }
        .content-panel {
            display: none; /* Hide all panels by default */
        }
        .content-panel.active {
            display: block; /* Show only the active one */
        }