Some common labels refer direct code, label refer
<! Doctype html>
<Html>
<Head>
<Meta charset = "UTF-8"/>
<Meta name = "description" content = "webpage description"/>
<Title> I am the little sponge. by: xiaohaimian </title>
</Head>
<Body>
<P> In-row elements: In-row elements are arranged in a straight line, all of which are in the same row. horizontal arrangement. In-row elements cannot contain block-level elements. </p>
<B> & lt; B & gt; bold </B>
<Srtong> & lt; srong & gt; bold, with semantics </srtong>
<I> italic </I>
<Em> & lt; em & gt; italic, with semantics </em>
<U> & lt; u & gt; Underline </u>
<S> & lt; s & gt; strikethrough </s>
<Sup> & lt; sup & gt; superscript </sup>
<Sub> & lt; sub & gt; subscript </sub>
<A> & lt; a & gt; hyperlink </a>
<Span> & lt; span & gt; no attributes </span>
<Hr/>
<P> block elements: each block-level element occupies one row and is arranged vertically. Block-level elements end from a new row and then a broken line. The block-level elements can contain Line Elements and block-level elements. The intra-row elements are different from block-level element attributes, mainly on the box model attributes </p>
<P> & lt; p & gt; paragraph </p>
<H1> & lt; h1 & gt; h1 ~ H6 title, h1 ~ H6 from large to small <Hr/>
</Body>
</Html>
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