ex23.html

<!DOCTYPE html>
<html lang="pt-br">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Atividade 23 - JavaScript</title>

    <link rel="stylesheet" href="assets/css/ex23.css">
    <link href="https://fonts.googleapis.com/css2?family=Archivo:wght@600;700&family=Poppins&display=swap" rel="stylesheet">
    <script src="assets/js/ex23.js"></script>
</head>
<body>

    <div class="page">



        <form id="form">

            <fieldset>

                <legend>Escolha um elemento</legend>

           
                <div class="input-wrapper">

                    <label for="elementos">Elementos</label>
                    <select id="elementos" name="elementos" required>
                        <option value="" data-default disabled selected></option>
                        <option value="São Paulo">SP</option>
                        <option value="Rio de Janeiro">RJ</option>
                        <option value="Paraná">PR</option>
                    </select>

                </div>

            </fieldset>

        </form>

        <footer>

            <input
            type="submit"
            class="button"
            value="Mostrar Elemento"
            form="form"
            onclick="mostraElemento(form)">
            <br>
            <div class="links">
            <a href="ex22.html"><img src="assets/img/left.svg" alt=""></a><a href="ex24.html"><img src="assets/img/right.svg" alt=""></a>
            </div>  
        </footer>

    </div>

</body>
</html>