a abbr address area article aside audio b base bdi bdo blockquote body br button canvas caption cite code col colgroup data datalist dd del details dfn dialog div dl dt em embed fieldset figcaption figure footer form h1~h6 head header hr html i iframe img input ins kbd label legend li link main map mark meta meter nav noscript object ol optgroup option output p param picture pre progress q rp rt ruby s samp script section select small source span strong style sub summary sup svg table tbody td template textarea tfoot th thead time title tr track u ul var video wbr
每个标签有其各自的作用和属性，深入理解和掌握它们可以让大家更加灵活的运用CSS，达到更好的效果。学习过程中，记住单词拼写和大小写都是非常重要的，可以避免因为拼写错误而产生莫名其妙的错误。