<?xml version="1.0" encoding="UTF-8"?> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <!-- This test checks that video elements behave correctly as flex items. --> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>CSS Test: Testing flexbox layout algorithm property on video flex items in a vertical flex container</title> <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com"/> <link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#layout-algorithm"/> <link rel="match" href="flexbox-basic-video-vert-001-ref.xhtml"/> <style> div.flexbox { height: 200px; background: lightgreen; display: flex; justify-content: space-between; flex-direction: column; float: left; margin-right: 10px; font: 8px monospace; } video { width: 20px; height: 10px; min-height: 0; border: 1px dotted green; } </style> </head> <body> <!-- A) One flex item --> <div class="flexbox"> <video/> </div> <!-- B) Text and a video (ensure they aren't merged into one flex item) --> <div class="flexbox"> a b <video/> </div> <!-- C) Two video elements, getting stretched by different ratios, from 0. Space-to-be-distributed = 200px - borders = 200 - (1 + 1) - (1 + 1) = 196px 1st element gets 5/8 of space: 5/8 * 196px = 122.5px 1st element gets 3/8 of space: 3/8 * 196px = 73.5px --> <div class="flexbox"> <video style="flex: 5"/> <video style="flex: 3"/> </div> <!-- D) Two video elements, getting stretched by different ratios, from different flex bases. Space-to-be-distributed = 200px - (33 + 1 + 1) - (13 + 1 + 1) = 150px 1st element gets 2/5 of space: 33px + 2/5 * 150px = 93px 1st element gets 3/5 of space: 13px + 3/5 * 150px = 103px --> <div class="flexbox"> <video style="height: 33px; flex: 2 auto"/> <video style="height: 13px; flex: 3 auto"/> </div> <!-- E) Two flex items, getting shrunk by different amounts. Space-to-be-distributed = 200px - (150 + 1 + 1) - (100 + 1 + 1) = -54px First element scaled flex ratio = 4 * 150 = 600 Second element scaled flex ratio = 3 * 100 = 300 * So, total flexibility is 600 + 300 = 900 1st element gets 600/900 of space: 150 + 600/900 * -54 = 114px 2nd element gets 300/900 of space: 100 + 300/900 * -54 = 82px --> <div class="flexbox"> <video style="height: 150px; flex: 1 4 auto"/> <video style="height: 100px; flex: 1 3 auto"/> </div> <!-- F) Making sure we don't grow past max-height --> <!-- Same as (D), except we've added a max-height on the second element. --> <div class="flexbox"> <video style="height: 33px; flex: 2 auto"/> <video style="height: 13px; max-height: 90px; flex: 3 auto"/> </div> <!-- G) Making sure we grow at least as large as min-height --> <!-- Same as (C), except we've added a min-height on the second element. --> <div class="flexbox"> <video style="height: 33px; flex: 2 auto"/> <video style="height: 13px; min-height: 150px; flex: 3 auto"/> </div> </body> </html>