<!DOCTYPE html> <link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org"> <link rel="help" href="https://www.w3.org/TR/css-break-3/#possible-breaks"> <meta name="assert" content="There should be a class C breakpoint after the float, since the flow-root sibling doesn't fit beside the float, so that there'll be a gap to establish a class C break opportunity"> <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> <div style="columns:2; gap:0; column-fill:auto; width:100px; height:100px; background:red;"> <div style="width:200%;"> <div style="width:50%; height:50px; background:green;"></div> <div style="float:left; width:50%; height:40px; background:green;"></div> <div style="clear:both; width:50%; background:green;"> <div style="float:left; width:100%; height:5px;"></div> <div style="display:flow-root; break-inside:avoid; width:50px; height:100px;"></div> </div> </div> </div>