.fda-whatsapp-float {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 9999;
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: #25d366;
    color: #fff !important;
    font-size: 31px;
    line-height: 1;
    text-decoration: none !important;
    box-shadow: 0 10px 24px rgba(30, 120, 69, .32);
    transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease;
}

.fda-whatsapp-float:hover {
    background: #1fbd5a;
    color: #fff !important;
    transform: translateY(-3px);
    box-shadow: 0 14px 28px rgba(30, 120, 69, .38);
}

.fda-whatsapp-float:focus-visible {
    outline: 3px solid #274952;
    outline-offset: 3px;
}

@media (max-width: 575px) {
    .fda-whatsapp-float {
        right: 16px;
        bottom: 16px;
        width: 54px;
        height: 54px;
        font-size: 29px;
    }
}