.floatingToQA {
    width: 25px;
    position: fixed;
    right: 15px;
    top: 15%;
    z-index: 998;
}

    .floatingToQA > img {
        width: 100%;
    }

@media (min-width: 768px) {
    .floatingToQA {
        width: 50px;
        top: unset;
        bottom: 30%;
    }
}