<form action="#">
  <fieldset>
   <legend>Votre identité:</legend>
   <label for="nom">nom:</label><br>
   <input type="text" name="nom" id="nom" /><br>
   <label for="prenom">prénom:</label><br>
   <input type="text" name="prenom" id="prenom" /><br>
   <label for="age">prénom:</label><br>
   <input type="text" name="age" id="age" />
  </fieldset>
</form>  

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