#section-2-20{background-color:#f6f6f6}#book-list > .ct-section-inner-wrap{display:flex;flex-direction:row;flex-wrap:wrap;gap:32px}#book-list{display:block}#book-list{text-align:left}#link_text-7-20{text-decoration:underline;color:#707070}#code_block-6-20{padding-bottom:0px}