By toggling a class name on the table, the descendant selector is applied and certain rows are shown and hidden.
| even row, even row, even row, even row, even row, even row |
| odd row, odd row, odd row, odd row, odd row, odd row |
| even row, even row, even row, even row, even row, even row |
| odd row, odd row, odd row, odd row, odd row, odd row |
| even row, even row, even row, even row, even row, even row |
| odd row, odd row, odd row, odd row, odd row, odd row |
| even row, even row, even row, even row, even row, even row |
| odd row, odd row, odd row, odd row, odd row, odd row |