Headings
HTML has six heading levels: <h1> through <h6>.
<h1>Main Title</h1>
<h2>Section</h2>
<h3>Subsection</h3>
Paragraphs & Line Breaks
<p>This is a paragraph.</p>
<p>Another paragraph.</p>
<p>Line one.<br>Line two.</p>
Emphasis
<strong>Bold text</strong>
<em>Italic text</em>
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