s depending on the orientation of the device or the width of the window, you now have to handle it programmatically.</p>
    </section>

    <section id="number-of-columns-is-no-longer-limited" class="level2">
      <h2 id="sigil_toc_id_192">Number of columns is no longer limited</h2>

      <p>In version 1, ReadiumCSS limited the number of columns to <code>1</code> or <code>2</code>.</p>

      <p>In version 2, the number of columns is no longer limited. Please note value <code>0</code> is handled as an er