chromium/src/third_party/blink/web_tests/fast/multicol/dynamic/insert-float-before-content-in-spanner.html - manifest_repos/chromium_src - Git at Google

 <!DOCTYPE html>
 <script>
     onload = function() {
         var elm = document.getElementById('elm');
         document.body.offsetTop; // trigger layout
         elm.style.display = 'block';
     }
 </script>
 <p>Test insertion of a float as the first child of a spanner.</p>
 <p>You should see the word "PASS" below.</p>
 <div style="-webkit-columns:3;">
     <div style="-webkit-column-span:all;"><div id="elm" style="display:none; float:left;">PA</div>SS</div>
 </div>
	<!DOCTYPE html>
	<script>
	onload = function() {
	var elm = document.getElementById('elm');
	document.body.offsetTop; // trigger layout
	elm.style.display = 'block';
	}
	</script>
	<p>Test insertion of a float as the first child of a spanner.</p>
	<p>You should see the word "PASS" below.</p>
	<div style="-webkit-columns:3;">
	<div style="-webkit-column-span:all;"><div id="elm" style="display:none; float:left;">PA</div>SS</div>
	</div>