.wkf-toc {
    display: inline-table;
    margin: 0 auto 1em auto;
    padding: 10px;
    text-align: left;
    border: 1px solid #aaa;
}

.wkf-toc-title {
    text-align: center;
}

.wkf-toc ul {
    margin: 0;
    list-style: none;
}

.wkf-toc li ul {
    margin-left: 1em;
}

.wkf-toggle-container {
    display: none;
}

.wkf-toggle {
    cursor: pointer;
}