</tr>
    <tr>
      <td>
        <kbd class="compound">
          <kbd>Ctrl</kbd>+<kbd>P</kbd>
        </kbd>
      </td>
      <td>Edit level properties</td>
    </tr>
    <tr>
      <td>
        <kbd class="compound">
          <kbd>Ctrl</kbd>+<kbd>Alt</kbd>+<kbd>R</kbd>
        </kbd>
      </td>
      <td>Edit region properties</td>
    </tr>
    <tr>
      <td>
        <kbd class="compound">
          <kbd>Ctrl</kbd>+<kbd>D</kbd>
        </kbd>
      </td>
      <td>Delete level</td>
    </tr>
    <tr