.whatsapp-btn {
            background-color: #25D366; /* Color verde de WhatsApp */
            color: white;
            padding: 10px 20px;
            border-radius: 5px;
            text-decoration: none;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
        }
        .whatsapp-btn img {
            width: 20px;
            margin-right: 10px;
        }