.verbetes-sidebar {
    max-height: 70vh;
    overflow-y: auto;
}

.visually-hidden-focusable {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}