HTML Code

<!DOCTYPE html>
<html lang=en>
<head>
  <meta charset=UTF-8>
  <meta name=viewport content="width=device-width,initial-scale=1">
  <title>Main with id and class</title>
  <style>body{font-family:system-ui,sans-serif;margin:0;padding:1.5rem;background:#f8fafc;color:#334155;line-height:1.7}main.primary-content{max-width:480px;padding:1.25rem;background:#fff;border:1px solid #e2e8f0;border-radius:10px}main h1{margin:0 0 .5rem;font-size:1.25rem;color:#0f172a}main p{margin:0}</style>
</head>
<body>
  <main id=main-content class=primary-content>
    <h1>Main Content Area</h1>
    <p>This is the primary content of the page, wrapped in a semantic main element.</p>
  </main>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

HTML main Tag — id and class Attributes