.pm-column-single #custom-toc .toc-title {
    margin-bottom: 0;
}

.pm-column-single #custom-toc .toc-title::after,
#custom-toc .toc-title::after {
    content: none !important;
    display: none !important;
}

.pm-column-single #custom-toc .pm-column-toc-toggle,
#custom-toc .pm-column-toc-toggle {
    appearance: none;
    background: transparent;
    border: 0;
    color: inherit;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    padding: 0;
    font: inherit;
    font-weight: 700;
    text-align: left;
}

.pm-column-single #custom-toc .pm-column-toc-toggle__label,
#custom-toc .pm-column-toc-toggle__label {
    border: 1px solid #d8d8d8;
    border-radius: 999px;
    color: #666;
    flex: 0 0 auto;
    font-size: 12px;
    font-weight: 600;
    line-height: 1;
    padding: 7px 12px;
}

.pm-column-single #custom-toc #toc-list,
#custom-toc #toc-list {
    margin-top: 16px;
}

.pm-column-single #custom-toc.is-collapsed,
#custom-toc.is-collapsed {
    padding-bottom: 28px;
}