#block-txappleseedtk-book-navigation {
    border-top: 0;
    padding-top: 0;
}

#block-txappleseedtk-views-block-guide-title-block-1 {
    padding-bottom: 1rem;
    font-weight: 500;
    text-underline-offset: 0.3rem;
    font-size: 1.4rem;
}