.paradox-whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #25D366;
    color: white;
    font-size: 16px;
    font-weight: bold;
    padding: 12px 18px;
    border-radius: 50px;
    display: flex;
    align-items: center;
    text-decoration: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    z-index: 9999;
    transition: background-color 0.3s ease;
}
.paradox-whatsapp-button:hover {
    background-color: #1ebe5b;
}
.paradox-whatsapp-button img {
    width: 22px;
    height: 22px;
    margin-right: 8px;
}
@media (max-width: 600px) {
    .paradox-whatsapp-button {
        font-size: 0;
        padding: 12px;
        border-radius: 50%;
    }
    .paradox-whatsapp-button img {
        margin: 0;
    }
}