Changing user formatting controls

<textarea id="format-custom">
  <p><img style="display: block; margin-left: auto; margin-right: auto;" title="Tiny Logo" src="https://www.tiny.cloud/docs/images/logos/android-chrome-256x256.png" alt="TinyMCE Logo" width="128" height="128"></p>

  <h2>Welcome to the TinyMCE editor demo!</h2>
  <p>
    Please try out the features provided in this custom formats example.
  </p>

  <h2>Got questions or need help?</h2>
  <ul>
    <li>Our <a href="https://www.tiny.cloud/docs/tinymce/6/">documentation</a> is a great resource for learning how to configure TinyMCE.</li>
    <li>Have a specific question? Try the <a href="https://stackoverflow.com/questions/tagged/tinymce" target="_blank" rel="noopener"><code>tinymce</code> tag at Stack Overflow</a>.</li>
    <li>We also offer enterprise grade support as part of <a href="https://www.tiny.cloud/pricing">TinyMCE premium plans</a>.</li>
  </ul>

  <h2>A simple table to play with</h2>
  <table style="border-collapse: collapse; width: 100%;" border="1">
    <thead>
      <tr>
        <th>Product</th>
        <th>Cost</th>
        <th>Really?</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td>TinyMCE</td>
        <td>Free</td>
        <td>YES!</td>
      </tr>
      <tr>
        <td>Plupload</td>
        <td>Free</td>
        <td>YES!</td>
      </tr>
    </tbody>
  </table>

  <h2>Found a bug?</h2>
  <p>
    If you think you have found a bug please create an issue on the <a href="https://github.com/tinymce/tinymce/issues">GitHub repo</a> to report it to the developers.
  </p>

  <h2>Finally ...</h2>
  <p>
    Don't forget to check out our other product <a href="http://www.plupload.com" target="_blank">Plupload</a>, your ultimate upload solution featuring HTML5 upload support.
  </p>
  <p>
    Thanks for supporting TinyMCE! We hope it helps you and your users create great content.<br>All the best from the TinyMCE team.
  </p>
</textarea>

tinymce.init({
  selector: 'textarea#format-custom',
  height: 500,
  plugins: 'table wordcount',
  content_style: '.left { text-align: left; } ' +
    'img.left, audio.left, video.left { float: left; } ' +
    'table.left { margin-left: 0px; margin-right: auto; } ' +
    '.right { text-align: right; } ' +
    'img.right, audio.right, video.right { float: right; } ' +
    'table.right { margin-left: auto; margin-right: 0px; } ' +
    '.center { text-align: center; } ' +
    'img.center, audio.center, video.center { display: block; margin: 0 auto; } ' +
    'table.center { margin: 0 auto; } ' +
    '.full { text-align: justify; } ' +
    'img.full, audio.full, video.full { display: block; margin: 0 auto; } ' +
    'table.full { margin: 0 auto; } ' +
    '.bold { font-weight: bold; } ' +
    '.italic { font-style: italic; } ' +
    '.underline { text-decoration: underline; } ' +
    '.example1 {} ' +
    'body { font-family:Helvetica,Arial,sans-serif; font-size:16px }' +
    '.tablerow1 { background-color: #D3D3D3; }',
  formats: {
    alignleft: { selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img,audio,video', classes: 'left' },
    aligncenter: { selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img,audio,video', classes: 'center' },
    alignright: { selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img,audio,video', classes: 'right' },
    alignfull: { selector: 'p,h1,h2,h3,h4,h5,h6,td,th,div,ul,ol,li,table,img,audio,video', classes: 'full' },
    bold: { inline: 'span', classes: 'bold' },
    italic: { inline: 'span', classes: 'italic' },
    underline: { inline: 'span', classes: 'underline', exact: true },
    strikethrough: { inline: 'del' },
    customformat: { inline: 'span', styles: { color: '#00ff00', fontSize: '20px' }, attributes: { title: 'My custom format'} , classes: 'example1'}
  },
  style_formats: [
    { title: 'Custom format', format: 'customformat' },
    { title: 'Align left', format: 'alignleft' },
    { title: 'Align center', format: 'aligncenter' },
    { title: 'Align right', format: 'alignright' },
    { title: 'Align full', format: 'alignfull' },
    { title: 'Bold text', inline: 'strong' },
    { title: 'Red text', inline: 'span', styles: { color: '#ff0000' } },
    { title: 'Red header', block: 'h1', styles: { color: '#ff0000' } },
    { title: 'Badge', inline: 'span', styles: { display: 'inline-block', border: '1px solid #2276d2', 'border-radius': '5px', padding: '2px 5px', margin: '0 2px', color: '#2276d2' } },
    { title: 'Table row 1', selector: 'tr', classes: 'tablerow1' },
    { title: 'Image formats' },
    { title: 'Image Left', selector: 'img', styles: { 'float': 'left', 'margin': '0 10px 0 10px' } },
    { title: 'Image Right', selector: 'img', styles: { 'float': 'right', 'margin': '0 0 10px 10px' } },
  ]
});

<textarea id="format-html5">
  <section>
    Section
    <p>Paragraph</p>
  </section>
  <article>
    Article
    <p>Paragraph</p>
  </article>
  <blockquote>
    Blockquote
    <p>Paragraph</p>
  </blockquote>
  <aside>
    Section
    <p>Paragraph</p>
  </aside>
  <figure>
    Figure
    <figcaption>Figcaption</figcaption>
  </figure>
</textarea>

tinymce.init({
  selector: 'textarea#format-html5',
  height: 500,
  plugins: 'visualblocks',
  style_formats: [
    { title: 'Headers', items: [
      { title: 'h1', block: 'h1' },
      { title: 'h2', block: 'h2' },
      { title: 'h3', block: 'h3' },
      { title: 'h4', block: 'h4' },
      { title: 'h5', block: 'h5' },
      { title: 'h6', block: 'h6' }
    ] },

    { title: 'Blocks', items: [
      { title: 'p', block: 'p' },
      { title: 'div', block: 'div' },
      { title: 'pre', block: 'pre' }
    ] },

    { title: 'Containers', items: [
      { title: 'section', block: 'section', wrapper: true, merge_siblings: false },
      { title: 'article', block: 'article', wrapper: true, merge_siblings: false },
      { title: 'blockquote', block: 'blockquote', wrapper: true },
      { title: 'hgroup', block: 'hgroup', wrapper: true },
      { title: 'aside', block: 'aside', wrapper: true },
      { title: 'figure', block: 'figure', wrapper: true }
    ] }
  ],
  visualblocks_default_state: true,
  end_container_on_empty_block: true,
  content_style: 'body { font-family:Helvetica,Arial,sans-serif; font-size:16px }'
});