dialog nested within elements, elements nested within dialog Classified as: flow content, sectioning root Parents, dialog address, article, aside, blockquote, body, caption, dd, dialog, div, dt, fieldset, figure, figcaption, footer, form, header, li, main, nav, section, td, th (if sortable attribute is not present), details (if preceded by summary element)menu (if attribute type="toolbar"),ins (if ins's parent allows dialog element inside),del (if del's parent allows dialog element inside),map (if map's parent allows dialog element inside),noscript (if noscript's parent allows dialog element inside, is placed in body and has no noscript descendants),object (if object's parent allows dialog element inside),video (if video's parent allows dialog element inside and has no media descendants),audio (if audio's parent allows dialog element inside and has no media descendants) Children, dialog a, abbr, address, area (if it is a descendant of a map element), article, aside, audio, b, bdi, bdo, blockquote, br, button, canvas, cite, code, data, datalist, del, details, dfn, dialog, div, dl, em, embed, fieldset, figure, footer, form, h1, h2, h3, h4, h5, h6, header, hgroup, hr, i, iframe, img, input, ins, kbd, keygen, label, link (if the itemprop attribute is present), main, map, mark, math, menu, meta (if the itemprop attribute is present), meter, nav, noscript, object, ol, output, p, pre, progress, q, ruby, s, samp, script, section, select, small, span, strong, style (if the scoped attribute is present), sub, sup, svg, table, textarea, time, u, ul, var, video, wbr, Textdialog intro