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="estilos/stilos.css">
</head>

<body>
    <div id="mensaje" class="hide"></div>
    <div class="contenedor">
        <h1>titulo</h1>
        <p class="texto">Lorem ipsum dolor sit amet consectetur adipisicing elit. Accusantium dicta aliquid nemo ratione
            cumque perspiciatis mollitia itaque laudantium beatae quae, quas rem architecto possimus deleniti voluptate
            non voluptatem. Tempore, alias!</p>
        <p class="texto segundoParrafo" id="second">Lorem ipsum dolor, sit amet consectetur adipisicing elit. Saepe
            similique neque veniam esse id harum enim voluptas quam dolore itaque iusto eos eaque cum, quas corporis
            commodi a magni atque!</p>
        <p class="texto">Lorem, ipsum dolor sit amet consectetur adipisicing elit. Et incidunt voluptatibus eveniet quae
            molestias porro cumque quisquam quasi, illum velit eum dicta, corrupti iure. Cupiditate fuga vel adipisci
            animi maiores.</p>
        <button class="boton" id="boton">boton</button>
    </div>

    <div class="div-boton">
        <button id="button">Traer datos</button>
    </div>

    <section>
        <h2>Banderas</h2>
        <div id="banderas"></div>
    </section>

    <section class="api">
        <h2>API externa</h2>
        <div id="contenedor"></div>
    </section>

    <script src="scriptss/javascript.js" type="module"></script>
    <script src="scriptss/dom.js"></script>
    <script src="scriptss/this.js"></script>
</body>