Explanation
HTML structures content with semantic elements — headings, links, forms, media, and accessible page landmarks.
Code example
html<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>Full Stack Learner</title>
</head>
<body>
<header>
<h1>Hello, Full Stack</h1>
<nav><a href="#skills">Skills</a></nav>
</header>
<main id="skills">
<article>
<h2>HTML Foundations</h2>
<p>Structure first. Style and logic come next.</p>
</article>
</main>
</body>
</html>Helpful resources
Exercise
Build a semantic profile page with header, nav, main sections, a form, and a footer.