<!DOCTYPE HTML> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <html><head> <meta charset="utf-8"> <title>Reference: grid item auto placement: row dense</title> <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1107778"> <style type="text/css"> body,html { color:black; background:white; font-size:12px; padding:0; margin:0; } .grid { height: 60px; border: 1px solid green; position: relative; font-size: 12px; } .grid2 { display: grid; grid-auto-columns: 20px; grid-auto-rows: 20px; grid-auto-flow: row dense; border: 1px solid green; } span { position: absolute; background: lime; border: 1px solid black; box-sizing: border-box; width: 20px; height: 20px; } x { background: lime; border: 1px solid black; } .test1 .a { top: 0; left: 20px; width: 20px; height: 20px; } .test1 .b { top: 20px; left: 20px; width: 60px; height: 20px; } .test1 .c { top: 0; left: 80px; width: 60px; height: 40px; } .test1 .e { top: 20px; left: 0px; } .test1 .d2 { top: 0px; left: 40px; } .test2 .a { top: 0; left: 20px; width: 60px; height: 20px; } .test2 .b { top: 20px; left: 20px; width: 20px; height: 20px; } .test2 .c { top: 0; left: 80px; width: 60px; height: 40px; } .test2 .e { top: 20px; left: 0px; } .test2 .d2 { top: 20px; left: 40px; } .test3 .a { top: 0; left: 0; width: 60px; height: 40px; } .test3 .b { top: 40px; left: 20px; width: 60px; height: 20px; } .test3 .c { top: 60px; left: 0px; width: 60px; height: 40px; } .test3 .d { top: 0px; left:60px; } .test3 .e { top: 20px; left: 60px; } .test3 .d2 { top: 40px; left: 0px; } .test4 .c { top: 0; left: 20px; width: 60px; height: 40px; } .test4 .e { top: 20px; left: 0px; } .test4 .d2 { top: 40px; left: 0px; } .test5 .c { top: 20px; left: 0; width: 60px; height: 20px; } .test5 .e { top: 20px; left: 60px; } .test5 .d2 { top: 0px; left: 20px; } .test6d2 { top: 0px; left: 40px; } .test6e { top: 20px; left: 0px; } </style> </head> <body> <div class="grid test1"> <span class="a">a</span> <span class="b">b</span> <span class="c">c</span> <span class="d">d</span> <span class="d2">D</span> <span class="e">e</span> </div> <div class="grid test2"> <span class="a">a</span> <span class="b">b</span> <span class="c">c</span> <span class="d">d</span> <span class="d2">D</span> <span class="e">e</span> </div> <div class="grid test3" style="height:100px"> <span class="a">a</span> <span class="b">b</span> <span class="c">c</span> <span class="d">d</span> <span class="d2">D</span> <span class="e">e</span> </div> <div class="grid test4"> <span class="c">c</span> <span class="d">d</span> <span class="d2">D</span> <span class="e">e</span> </div> <div class="grid test5"> <span class="c">c</span> <span class="d">d</span> <span class="d2">D</span> <span class="e">e</span> </div> <div class="grid test1"> <span class="a">a</span> <span class="b">b</span> <span class="c">c</span> <span class="test6">d</span> <span class="test6d2">D</span> <span class="test6e">e</span> </div> <!-- bug 1228984 test 2 --> <div class="grid2"> <x style="grid-row: 1 / 3">1</x> <x style="grid-row: 2 / 4">2</x> <x style="grid-row: 1 / 4">3</x> <x style="">4</x> <x style="">5</x> </div> <!-- bug 1228984 test 1: with "row dense" --> <div class="grid2"> <x style="grid-column: 1; grid-row: 1 / 3">1</x> <x style="grid-column: 2; grid-row: 1">2</x> <x style="grid-row: span 2">3</x> <x style="grid-row: 2">4</x> </div> <!-- bug 1228984 test 2 --> <div class="grid2"> <x style="grid-column: 1 / 3; grid-row: 1;">1</x> <x style="grid-column: 1; grid-row: 2;">2</x> <x style="grid-column: span 2; grid-row: 3;">3</x> <x style="grid-column: 2; grid-row: 2;">4</x> </div> <!-- bug 1228984 test 3 --> <div class="grid2"> <x style="grid-row: 1 / 3">1</x> <x style="grid-row: 2 / 4">2</x> <x style="grid-row: 1 / 4">3</x> <x style="">4</x> <x style="">5</x> </div> </body> </html>