#whatsapp-button {
    position: fixed;
    bottom: 100px;
    right: 15px;
    z-index: 99;
    background: #7e31ff;
    background: linear-gradient(to right, #ff3131, #ff6b6b);
    border-radius: 50px;
    color: #ffffff;
    text-decoration: none;
    width: 60px;
    height: 60px;
    font-size: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background-size: cover;
    filter: drop-shadow(5px 5px 5px rgba(0, 0, 0, 0.3));
    animation: effect 5s infinite ease-in;
    margin-top: 160px;
}
#whatsapp-button:hover {
    background: #690eff;
    background: linear-gradient(to right, #ff0202, #ff6b6b);
    color: white;
}