#whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #25D366; /* Couleur verte de WhatsApp */
    color: white;
    font-size: 24px;
    padding: 15px;
    border-radius: 50%;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 9999; /* S'assure que le bouton est au-dessus de tout */
    display: flex;
    align-items: center;
    justify-content: center;
}

#whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.15);
}