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semantic-chrome

Page chrome with landmarks

Last reviewed May 28, 2026 Content v20260528
Track mode
iframe_html
Means
HTML preview sandbox
Reading
~1 min
Level
intermediate

This lesson

This lesson teaches Page chrome with landmarks—the ideas, syntax, and habits you need before moving on in HTML & CSS.

Without a solid grasp of Page chrome with landmarks, you will repeat mistakes in HTML & CSS exercises and on real pages or scripts.

You will apply Page chrome with landmarks in contexts like: Site chrome, skip links, and landmark regions crawled by search engines and screen readers.

Read the lesson, edit HTML/CSS in the playground, press Run to preview, then answer the lesson MCQs.

When the previous lesson's MCQs feel easy and you can explain Page chrome with landmarks in your own words.

Real sites repeat a pattern: branding and navigation at the top, main content in the middle, footer at the bottom. HTML landmarks express that structure; CSS makes it look polished.

Landmark elements

  • <header> — intro for page or section (logo, nav).
  • <nav> — major navigation links.
  • <main> — primary content (one per page).
  • <footer> — meta links, copyright.

Skip link (accessibility win)

The playground includes a visually hidden skip link that appears on keyboard focus—jumps to #main. This is a small habit that impresses in interviews and helps real users.

Practice

  1. Tab from the top—watch the skip link appear.
  2. Add a second link in nav and style nav a:hover.
  3. Change header to a column layout on narrow widths using flex-wrap.

Important interview questions and answers

  1. Q: How many `
    ` elements should a page have?
    A: One visible main landmark per page (hidden off-screen mains are special cases).
  2. Q: Difference between `
    ` and ``?
    A: `head` is metadata; `header` is usually visible page/section header content.
  3. Q: Why add a skip link?
    A: Keyboard users avoid tabbing through long nav lists on every page load.

Interview tip Lesson completion confidence

Can you explain this lesson in 30 seconds without reading notes?

Not saved yet.

Playground

Runs in your browser in a sandboxed frame. Backend runners appear when this track’s profile allows them.

Check yourself

Multiple choice — immediate feedback.

Discussion

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Starter discussion topics

  • What part of this lesson needs a second read?
  • What would you try differently in a real project?

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