.whatsapp-btn {
    position: fixed;
    bottom: 50px;
    right: 50px;
    background-color: #25d366;
    color: white;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    z-index: 1000;
    transition: background-color 0.3s;
}

.whatsapp-btn:hover {
    background-color: #1ebea5;
}

.whatsapp-btn i {
    font-size: 24px;
}