#tab-lights, #tab-config, #tab-tde {
        display: none;
        background-color: #ffffff;
        color: black;
        font-weight: bold;
        }
        #tab-lights.visible {
        display: block;
        }
        #tab-config.visible {
        display: block;
        }
        #tab-tde.visible {
        display: block;
        }
        /* CSS-Regeln für die Tabellenzellen */
        .pure-table td {
            padding: 4px;
        }

        /* CSS-Regeln für die Eingabefelder */
        .pure-form input[type="number"] {
            width: 60px;
            height: 20px;
            border-radius: 3px;
            border: 1px solid #ccc;
        }

        /* CSS-Regeln für die Auswahllisten */
        .pure-form select {
            width: 80px;
            height: 26px;
            border-radius: 3px;
            border: 1px solid #ccc;
            background-color: #fff;
        }

        /* CSS-Regeln für den Export-Button */
        .pure-button {
            background-color: #5a5a5a;
            color: #fff;
            border-radius: 3px;
            border: none;
            padding: 8px 12px;
            font-size: 14px;
            cursor: pointer;
        }

        .pure-button:hover {
            background-color: #333;
        }