.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
    cursor: pointer;
}

.whatsapp-float img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
    transition: transform 0.3s;
}

.whatsapp-float img:hover {
    transform: scale(1.1);
}