<!DOCTYPE html> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <!-- Testcase to ensure we handle ::before and ::after pseudo-elements on a flex container and treat them as flex items (e.g. honoring "order"). --> <html> <head> <title>CSS Test: Testing that generated content nodes are treated as a flex items, and honor 'order'</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-items"> <link rel="match" href="flexbox-with-pseudo-elements-002-ref.html"> <meta charset="utf-8"> <style> .flexContainer { display: flex; margin-bottom: 2px; background: lightgray; } .withBefore::before { content: 'b'; background: yellow; /* This 'order' value should place us after the other elements, visually, even though we're ::before. */ order: 1; } .withAfter::after { content: 'a'; background: lightblue; /* This 'order' value should place us before the other elements, visually, even though we're ::after. */ order: -1; } </style> </head> <body> <!-- 'b' should be at end, due to its high 'order' value: --> <div class="flexContainer withBefore"> <div>I</div> </div> <!-- 'b' should be at beginning, since it's '::before' and the other item has a matching 'order' value: --> <div class="flexContainer withBefore"> <div style="order: 1">I</div> </div> <!-- 'a' should be at beginning, due to its low 'order' value: --> <div class="flexContainer withAfter"> <div>I</div> </div> <!-- 'b' should be at beginning, since it's '::after' and the other item has a matching 'order' value: --> <div class="flexContainer withAfter"> <div style="order: -1">I</div> </div> <!-- As above, the ::after 'a' should be at beginning, and the ::before 'b' should be at end, due to their 'order' values --> <div class="flexContainer withBefore withAfter"> <div>I</div> </div> <!-- ...but now the normal item "I" has its order increased, so it'll go at the end. --> <div class="flexContainer withBefore withAfter"> <div style="order: 1">I</div> </div> <!-- ...and now the normal item "I" has its order reduced, so it'll go at the beginning. --> <div class="flexContainer withBefore withAfter"> <div style="order: -1">I</div> </div> </body> </html>