<!DOCTYPE html> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <!-- Testcase for how we compute the baseline of a horizontal flex container with several flex lines. The spec says this about this case: [Given that the first line has no baseline-aligned items:] ...if the flex container has at least one flex item, and its first flex item has a baseline parallel to the flex container's main axis, the flex container's main-axis baseline is that baseline. --> <html> <head> <title>CSS Test: Testing the baseline of a horizontal flex container with multiple flex lines</title> <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"> <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#flex-baselines"> <link rel="match" href="flexbox-baseline-multi-line-horiz-001-ref.html"> <meta charset="utf-8"> <style> .flexContainer { display: inline-flex; flex-wrap: wrap; width: 40px; height: 40px; background: lightblue; } .flexContainer > * { width: 20px; } /* We'll make the second flex line not paint anything, so that the reference case doesn't need to bother matching it. */ .flexContainer > *:nth-child(3), .flexContainer > *:nth-child(4) { visibility: hidden; } .smallFont { font-size: 8px; line-height: 8px; } .medFont { font-size: 12px; line-height: 12px; } .bigFont { font-size: 16px; line-height: 16px; } </style> </head> <body> a <!-- Flex containers with flex items that have a mix of baselines: --> <div class="flexContainer"> <div class="medFont">b</div ><div class="bigFont">c</div ><div class="bigFont">d</div ><div class="medFont">e</div> </div> <div class="flexContainer"> <div class="bigFont">f</div ><div class="smallFont">g</div ><div class="medFont">h</div ><div class="bigFont">i</div> </div> <!-- Flex container with second line baseline-aligned (shouldn't make a difference) --> <div class="flexContainer"> <div class="smallFont">j</div ><div class="bigFont">k</div ><div class="bigFont" style="align-self: baseline">l</div ><div class="medFont" style="align-self: baseline">m</div> </div> n </body> </html>