.gotop {
    width: 38px;
    height: 40px;
    background-color: #000000;
    position: fixed;
    bottom: 40%;
    right: 70px;
    z-index: 999;
    display: none !important;
}

.gotop img {
    display: block;
    width: 100%;
    height: 100%;
}

@media screen and (max-width:960px) {
    .gotop {
        right: 0px;
        bottom: 20%;
    }
}