<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="utf-8"/>
  <title>Stepper</title>
  <link rel="stylesheet" id="theme-link" href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.2/dist/css/bootstrap.min.css">
  <link rel="stylesheet" id="iconlib-link" href="https://use.fontawesome.com/releases/v5.6.1/css/all.css">
  <script src="https://cdn.jsdelivr.net/npm/mathjs@5.3.1/dist/math.min.js" class="external_mathjs"></script>
  <script src="../../dist/jsoneditor.js"></script>
</head>
<body>

<div class="conta