index.html

<!DOCTYPE html>
<html lang="pt-br">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Vamos contar</title>
    <link rel="stylesheet" href="style.css">
    <link rel="stylesheet" href="mediaQuery.css">
</head>

<body>
    <h1>VAMOS CONTAR</h1>

    <section id="sectionContainer">
        <div id="formulario">

                <div class="item">
                    <label for="iinicio">Inicio:</label>
                    <input type="number" name="numero1" id="iinicio" required>
                </div>

                <div class="item">
                    <label for="ifim">Fim:</label>
                    <input type="number" name="fim" id="ifim" required>
                </div>
        
                <div class="item">
                    <label for="ipasso">Passo:</label>
                    <input type="number" name="passo" id="ipasso" required>
                </div>
            
                <input id="iresBtn" type="button" value="contar">
        </div>

        <div id="ires">

    
        </div>
    </section>

    <footer>
        <p>Por <a href="https://github.com/nexus-4">Antonio Gleyser</a> </p>
    </footer>
    

    <script src="index.js"></script>
</body>
</html>