<!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: Testing track distribution rounding errors</title> <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1151214"> <style type="text/css"> html,body { color:black; background-color:white; font-size:16px; padding:0; margin:0; } .grid { display: grid; grid-template-rows: 7px; border: 1px solid blue; background: black; } x { background: lime; height:7px; } </style> </head> <body> <script> var justify = [ "" ]; var cols = [ "151", "1" ]; var widths = [ "151", "152", "153", "154", "155", "156", "157", "158", "159", "160", "161", "301", "302", "303", "304", "305", "306", "307", "308", "309", "310", "311" ]; for (var c = 0; c < cols.length; ++c) { var chunk = document.createElement('div'); chunk.setAttribute("style", "float:left; margin:1px;"); for (var j = 0; j < justify.length; ++j) { for (var w = 0; w < widths.length; ++w) { var grid = document.createElement('div'); grid.style.width = widths[w]+"px"; if (widths[w] > 300) { grid.style.gridTemplateColumns = "2px " + (widths[w]-4) + "px 2px"; } else { grid.style.gridTemplateColumns = "1px " + (widths[w]-2) + "px 1px"; } grid.className = "grid " + justify[j]; if (cols[c] > 1) { var x = document.createElement('x'); x.style.gridColumn = "2 / 3"; x.setAttribute('col', cols[c]) grid.appendChild(x); } chunk.appendChild(grid); } } document.body.appendChild(chunk); } document.body.style.display = ""; </script> </body> </html>