about.html

<!DOCTYPE html>
<html lang="fr">
    <head>
        <meta charset="UTF-8">
        <link rel="stylesheet" href="css/header.css">
        <link rel="stylesheet" href="css/style.css">
        <title>Blog</title>
    </head>

    <body>
        
        <header class="test">
            <nav class="navigation">
                <a href="#">Accueil</a>
                <a href="articles.html">Articles</a>
                <a href="about.html" class="bold">A propos</a>
                <a href="contact.html">Contact</a>
            </nav>

            <div class="network">
                <img src="images/facebook.png" alt="facebook">
                <img src="images/twitter.png" alt="twitter">
            </div>

            <img src="images/banniere.png" alt="" class="banniere">
        </header>
    </body>
</html>