<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Text Mask RUT Example</title>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css" integrity="sha384-9gVQ4dYFwwWSjIDZnLEWnxCjeSWFphJiwGPXr1jddIhOegiu1FwO5qRGvFXOdJZ4" crossorigin="anonymous">
  <script type="text/javascript" src="vanillaTextMask.js"></script>
  <script type="text/javascript" src="../dist/legacy-umd/index.js"></script>
</head>
<body>

<div class="container">
  <div cl