.whatsapp-live-chat-button {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 20px;
    right: 20px;
    background-color: #25D366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.whatsapp-live-chat-button:hover {
    background-color: #128C7E;
    transform: scale(1.1);
}

.whatsapp-live-chat-icon {
    width: 30px;
    height: 30px;
    fill: currentColor;
}

/* For left position */
.whatsapp-live-chat-button.left {
    right: auto;
    left: 20px;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .whatsapp-live-chat-button {
        width: 50px;
        height: 50px;
        font-size: 25px;
    }
    
    .whatsapp-live-chat-icon {
        width: 25px;
        height: 25px;
    }
}