Quill 2.0

<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
  <!-- https://quilljs.com/docs/formats -->
  <link href="https://cdn.jsdelivr.net/npm/quill@2.0.3/dist/quill.snow.css" rel="stylesheet" />
  <script src="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js"></script>
  <script src="https://cdn.jsdelivr.net/npm/quill@2.0.3/dist/quill.js"></script>
  <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/styles/atom-one-dark.min.css"
/>
</head>
<body>

<div id="toolbar-container">
  <span class="ql-formats">
    <button class="ql-header" value="2"></button>
    <button class="ql-bold"></button>
    <button class="ql-italic"></button>
    <button class="ql-strike"></button>
    <button class="ql-link"></button>
    <button class="ql-script" value="sub"></button>
    <button class="ql-script" value="super"></button>
    <button class="ql-blockquote"></button>
    <button class="ql-code-block"></button>
  </span>
  <span class="ql-formats">
    <select class="ql-align"></select>
    <button class="ql-list" value="ordered"></button>
    <button class="ql-list" value="bullet"></button>
    <button class="ql-indent" value="-1"></button>
    <button class="ql-indent" value="+1"></button>
    <button class="ql-clean"></button>
  </span>
</div>
<div id="editor"></div>

<script>
  const quill = new Quill('#editor', {
    theme: 'snow',
    placeholder: 'Compose an epic...',
    modules: {
      toolbar: '#toolbar-container',
      syntax: true,
    },
  });
</script>

</body>
</html>