<!DOCTYPE HTML> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <html><head> <meta charset="utf-8"> <title>CSS Grid Test: 'stretch' of image with zero ratio</title> <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1315857"> <link rel="help" href="https://drafts.csswg.org/css-align-3/#valdef-justify-self-stretch"> <link rel="match" href="grid-item-intrinsic-ratio-stretch-007-ref.html"> <style type="text/css"> body,html { color:black; background:white; font:16px/1 monospace; padding:0; margin:0; } .grid { display: grid; float: left; grid: auto-flow 10px / 10px 30px 10px 30px 10px 30px 10px 30px auto auto auto auto; grid-gap: 5px; border:1px solid; } img:nth-child(1n) { background: blue; } img:nth-child(2n) { background: grey; } img:nth-child(3n) { background: tan; } img:nth-child(4n) { background: black; } img { width: 20px; border: 1px solid; } .jend { justify-self: end; } .aend { align-self: end; } .end { justify-self: end; align-self: end; } </style> </head> <body> <div class="grid sz"> <img> <img> <img class="jend"> <img class="jend"> <img class="aend"> <img class="aend"> <img class="end"> <img class="end"> <img> <img class="jend"> <img class="aend"> <img class="end"> </div> <div class="grid sz t2"> <img> <img> <img class="jend"> <img class="jend"> <img class="aend"> <img class="aend"> <img class="end"> <img class="end"> <img> <img class="jend"> <img class="aend"> <img class="end"> </div> <div class="grid"> <img> <img> <img class="jend"> <img class="jend"> <img class="aend"> <img class="aend"> <img class="end"> <img class="end"> </div> <div class="grid" style="grid:auto/auto auto"> <img> <img class="jend"> <img class="aend"> <img class="end"> </div> <div class="grid" style="grid:minmax(auto,30px) 30px/auto auto"> <img> <img class="jend"> <img class="aend"> <img class="end"> </div> <script> var url = 'data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="0px" height="16px"><circle cx="50%" cy="50%" r="50%" fill="pink"/></svg>' var imgs = document.querySelectorAll('img'); for (var i = 0; i < imgs.length; ++i) { var img = imgs[i]; img.src = url; } </script> <!-- For generating image size results in -ref file (try reloading a few times if you see all zeros) <script> document.body.clientHeight; var imgs = document.querySelectorAll('img'); var s = ' [\n'; for (var i = 0; i < imgs.length; ++i) { s += " ['"+ imgs[i].width + "px', '" + imgs[i].height + "px'],\n"; } s += ']'; console.log(s) </script> --> </body> </html>