.whatsapp-button {
    position: fixed;
    right: 20px;
    border-radius: 50px;
    bottom: 20px;
    animation: pulse 1.5s infinite;
    animation: pulsar 1.25s infinite cubic-bezier(0.66, 0, 0, 1);
    box-shadow: 0 0 0 0 #28D368;
    transform: translatey(0px);
    transition: all 300ms ease-in-out;
    z-index: 9999;
}
.whatsapp-button, .whatsapp-button img {
    width: 50px;
    height: 50px;
}
.whatsapp-button:hover {
    transition: transform 0.5s;
    transition-duration: 0.5s;
    transform: scale(1.2);
}
.whatsapp-button {
    animation: pulsar 2s infinite;
}