.container-2 {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            max-width: 1200px;
            margin: 0 auto;
        }
        .column {
            flex: 1;
            min-width: 280px;
            background: #fff;
            padding: 20px;
            border-radius: 8px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.1);
            box-sizing: border-box;
        }
        h2 {
            font-size: 1.2rem;
            border-bottom: 2px solid #0056b3;
            padding-bottom: 8px;
            color: #0056b3;
            margin-top: 0;
        }
        h3 {
            font-size: 1rem;
            margin-top: 15px;
            color: #444;
        }
        ul {
            margin: 5px 0 15px 20px;
            padding: 0;
        }
        li {
            margin-bottom: 4px;
        }
        .funkpflicht {
            font-weight: bold;
            color: #d9534f;
            list-style: none;
            margin-left: -20px;
            margin-top: 8px;
            margin-bottom: 8px;
        }
        
        /* Mobile Optimierung: Untereinander auf kleinen Bildschirmen */
        @media (max-width: 650px) {
            .container-2 {
                flex-direction: column;
                gap: 15px;
            }
            .column {
                padding: 15px;
            }
        }