<div style="margin-bottom: 10px;">Use the button below to set the list's margin to a random value, this will cause the list to change dimensions and trigger a resize event.</div> <button id="trigger">Trigger Resize</button> <section id="wrap"> <ul id="list"> <li>I'm an unordered list</li> <li>I was last resized:</li> <li id="resize_time">No resizing detected yet!</li> </ul> </section>