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      <h3>Keyboard Shortcuts</h3>
      <table>
          <tr> <td>j/k</td> <td>Cycle through eigenvectors.</td> </tr>
          <tr> <td>h/l</td> <td>Increase/decrease eigenvector translation scale.</td> </tr>
          <tr> <td>g/;</td> <td>Increase/decrease eigenvector rotation scale.</td> </tr>
          <tr> <td>p</td> <td>Toggle scene point visibility.</td> </tr>
          <tr> <td>?</td> <td>Toggle keyboard shortcut che