<!DOCTYPE html> <link rel="help" href="https://www.w3.org/TR/css-position-3/#abspos-breaking"> <link rel="match" href="../reference/ref-filled-green-100px-square.xht"> <!-- Fragmented OOF with `height: auto`, positioned with the bottom property and the second child fragment has a 'break-inside: avoid'. The abspos fragment should still encompass its children completely despite the break. --> <style> #multicol { column-count: 2; width: 100px; height: 100px; column-fill: auto; column-gap: 0px; background-color: red; } .rel { position: relative; height: 190px; width: 50px; } .abs { position: absolute; bottom: 0; width: 50px; background-color: green; } </style> <p>Test passes if there is a filled green square and <strong>no red</strong>.</p> <div id="multicol"> <div class="rel"> <!-- The abspos computed height is 190px, but because it has to encompass all its children, it will be 200px. --> <div class="abs"> <div style="height: 90px;"></div> <div style="height: 50px; break-inside: avoid;"></div> <div style="height: 50px;"></div> </div> </div> </div>