src/third_party/WebKit/LayoutTests/fast/multicol/change-block-child-height.html

   1 <!DOCTYPE html>
   2 <script>
   3     onload = function() {
   4         document.body.offsetTop; // trigger layout
   5         document.getElementById('elm').style.height = '0';
   6     }
   7 </script>
   8 <p>There should be a blue <em>square</em> below, with no red.</p>
   9 <div style="-webkit-columns:3; columns:3; -webkit-column-gap:0; column-gap:0; width:9em; line-height:9em; background:blue;">
  10     <br>
  11     <br>
  12     <div id="elm" style="height:10em; background:red;"></div>
  13     <br>
  14 </div>