.m-button--scroll-top {
    right: 50% !important;
    bottom: 20px !important;
}

m-header.m-header{
box-shadow: rgba(0, 0, 0, 0.1) 0px 1px 3px 0px, rgba(0, 0, 0, 0.06) 0px 1px 2px 0px;
}