>px</code> or <code>pt</code>. This created important side effects and their resolution was long overdue.</p>
  
      <p>In version 2, ReadiumCSS switched to <code>zoom</code>, which makes the patch no longer needed, except for rendering engines/browsers that don’t support this CSS property.</p>
  
      <p>It doesn’t need any change at the implementation level, and should work out of the box. All is handled behind the scenes in ReadiumCSS font-size module.</p>

      <p>As a side-effect of this new im