.fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background-color: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    text-decoration: none;
    color: white;
}
.uk-text-white{
    color: white !important;
}
.uk-navbar-logo img {
    max-height: 30px;
    height: auto;
}