index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="styles.min.css">
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</head>
<body>
    <div class="content">
        <p id="pseudo-label">Choisis un pseudo <br>pour rejoindre le chat </p>
        <form id="pseudo-choice" action="">
            <input type="text" id="pseudo" autocomplete="off"><br>
            <button>→</button>
        </form>    
    </div>    
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    <script src="client.js"></script>
</body>
</html>