#backToTop {
    display: flex;
    width: 60px;
    height: 60px;
    align-items: center;
    justify-content: center;
    position: fixed;
    right: 20px;
    bottom: 100px;
    border-radius: 20px;
    cursor: pointer;
    transition: 400ms ease-in-out;
    opacity: 0;
    visibility: hidden;
    border: none !important;
    outline:none !important;
    z-index: 2000;
    transition: 400ms ease-in-out;
    background: var(--ast-global-color-0);
    margin: 0 !important;
    padding: 7px !important;
    overflow: hidden;
    border-radius: 50%;
}

#backToTop::before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--ast-global-color-1);
    visibility: hidden;
    opacity: 0;
    transition: 400ms ease-in-out;
}

#backToTop:hover::before {
    opacity: 1;
    visibility: visible;
}

#backToTop.topBtnShown {
    opacity: 1;
    visibility: visible;
}

#backToTop svg {
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 1;
}

@media (max-width: 768px) {
    #backToTop {
        bottom: 150px;
    }
}