<form id="formulario">
  <button type="submit">Botão com type submit</button>
</form>
button {
  margin-bottom: 10px;
}
document.querySelector('#formulario').addEventListener('submit', function (e) {
      e.preventDefault();
      document.body.append('Formulário submetido')
})

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.