intuitive-layout"><i class="fa fa-check"></i><b>15.1.4</b> Intuitive Layout</a></li>
<li class="chapter" data-level="15.1.5" data-path="data-viz.html"><a href="data-viz.html#preattentive-attributes"><i class="fa fa-check"></i><b>15.1.5</b> Preattentive Attributes</a></li>
</ul></li>
<li class="chapter" data-level="15.2" data-path="data-viz.html"><a href="data-viz.html#step-by-step-visual-upgrade"><i class="fa fa-check"></i><b>15.2</b> Step-by-Step Visual Upgrade</a>
<ul>
<li class="chapter" data-level="15.2