<li>Tweak your percentages manually to get the perfect rounding for Safari (more difficult than the first option)</li>
</ul>
<p>We'll keep an eye on this though and update our code if we have an easy solution.</p>
+
+ <h3>Modals and mobile devices</h3>
+ <p>Support for <code>overflow: hidden</code> on the <code><body></code> element is quite limited in iOS and Android. To that end, when you scroll past the top or bottom of a modal in either of those devices' browsers, the <code><body></code> content will begin to scroll.</p>
</div>