.mce-menubar .mce-menubtn.mce-active {
    z-index: 65534 !important;
}

#page-hierarchy ul {
    list-style: none;
    padding: 0;
    border-left: 3px solid #d8d8d8;
}

#page-hierarchy ul ul {
    margin-left: 2rem;
}

#page-hierarchy li {
    padding-left: 1rem;
}

#page-hierarchy li:not(:last-of-type) {
    border-bottom: 1px solid #d8d8d8;
}