.site-shell .appbar .brand-icon {
    background: url('/xl-logo-128.png?v=9') center / contain no-repeat !important;
    color: transparent !important;
    font-size: 0 !important;
    box-shadow: none !important;
    border: none !important;
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
    flex: 0 0 42px !important;
}

.site-shell .header-inner .mini-logo {
    background: url('/xl-logo-128.png?v=9') center / contain no-repeat !important;
    color: transparent !important;
    font-size: 0 !important;
    box-shadow: none !important;
    border: none !important;
    width: 22px !important;
    height: 22px !important;
    min-width: 22px !important;
    flex: 0 0 22px !important;
    display: inline-block !important;
}