<!DOCTYPE html> <meta charset="UTF-8"> <title>CSS Fragmentation level 3 Test: initial 'widows' value and content distribution in columns</title> <link rel="author" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <link rel="help" href="https://www.w3.org/TR/css-break-3/#widows-orphans"> <link rel="match" href="reference/widows-orphans-016-ref.html"> <!-- Date created: November 26th 2020 Last modified: December 6th 2020 --> <!-- Bug 137367: Implement orphans and widows https://bugzilla.mozilla.org/show_bug.cgi?id=137367 --> <meta name="assert" content="This test checks that 'widows' applies to multi-column containers and that the initial value of 'widows' is '2'. When an UA succeeds at applying 'widows', then there is 2 line boxes at the top of the 3rd column box."> <style> div { border: orange solid 4px; font-size: 20px; line-height: 1.3; /* computes to 26px */ height: 104px; /* Therefore, exactly 4 line boxes */ margin-bottom: 1em; padding: 0.5em; /* computes to 10px */ width: 460px; columns: 4 auto; column-fill: auto; column-gap: 1em; /* computes to 20px */ column-rule: blue solid 4px; } div#test { orphans: 1; widows: initial; } div#reference { orphans: 1; widows: 1; } </style> <p>Test passes if the digits inside both orange-bordered rectangles are <strong>distributed identically</strong>. <div id="test">1<br>2<br>3<br>4<br>5<br>6<br>7<br>8<br>9</div> <div id="reference">1<br>2<br>3<br>4<br>5<br>6<br>7<br><br>8<br>9</div> <!-- Same as div#test except 1 extra br here ^ -->