a abbr acronym address area article aside audio b base bdi bdo big blockquote body br button canvas caption center cite code col colgroup data datalist dd del details dfn dialog dir div dl dt em embed fieldset figcaption figure font footer form frame frameset h1 head header hgroup hr html i iframe image img input ins kbd label legend li link main map mark marquee menu menuitem meta meter nav nobr noembed noframes noscript object ol optgroup option output p param picture plaintext portal pre progress q rb rp rt rtc ruby s samp script search section select slot small source span strike strong style sub summary sup table tbody td template textarea tfoot th thead time title tr track tt u ul var video wbr xmp