Contenu structuré
<a> <address> <blockquote> <br /> <cite> <dd> <dl> <dt> <em> <hr /> <img /> <input /> <input type=checkbox /> <input type=date /> <input type=email /> <input type=hidden /> <input type=number /> <input type=radio /> <input type=submit /> <input type=text /> <label> <li> <ol> <optgroup> <option> <p> <select> <strong> <table> <td> <textarea> <th> <tr> <ul>Élément charpente
<body> <head> <html>Métadonnées
<link /> <meta /> <title>Regroupement structurel
<article> <footer> <form> <header> <nav> <section>Titrage
<h1>