• Before HTML5, div elements were used to organize the content within the body of a document. Then, the ids for these div elements were used to apply css format¬ting to the elements.• Today, HTML5 semantic elements should replace most div elements. That makes the structure of a page more apparent.• Before HTML5, span elements were used to identify portions of text that you could apply formatting to. Today, a better practice is to use elements that identify the contents, like the cite, code, and elements.• Be aware, however, that ASP.NET generates span elements for validators and also for label server controls
đang được dịch, vui lòng đợi..