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<!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: Fragmentation of height:auto grid, not top-of-page, forced break growing 'fr' row, and box-decoration-break:clone</title>
<link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1144096">
<style type="text/css">
html,body {
color:black; background-color:white; font-size:16px; padding:0; margin:0;
}
body { overflow:hidden; }
.columns {
position:relative;
-ms-columns: 5;
-webkit-columns: 5;
columns: 5;
-ms-column-fill: auto;
-webkit-column-fill: auto;
column-fill: auto;
border: 2px solid salmon;
margin-bottom: 5px;
}
.grid {
display: grid;
grid-template-columns: 30px 30px 30px;
grid-auto-rows: 30px;
grid-gap: 12px;
border:5px solid;
align-content: space-evenly;
box-decoration-break: clone;
}
span { background:lime; border:1px solid black; }
x { display:block; height:20px; }
.t { border-bottom-width:0; }
.b { border-top-width:0; }
.m { border-top-width:0; border-bottom-width:0; }
i { display:block; height:10px; margin-top:7px; background:blue; }
</style>
</head>
<body>
<div class="columns" style="height: 100px">
<div style="padding-top:1px; background:grey">
<div class="grid" style="grid-template-rows: 1fr; grid-gap:0; height:89px">
<span style="height:50px"><i style="height:60px"></i><x></x></span>
<span style="height:60px"><i></i><i></i><i></i><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 50px; grid-gap:0;">
<span><x></x></span>
</div>
</div></div>
<div class="columns" style="height: 100px">
<div style="padding-top:1px; background:grey">
<div class="grid" style="grid-template-rows: 1fr; grid-gap:0; height:89px">
<span class="t"><x></x></span>
<span style="height:50px"><i style="height:60px"></i><x></x></span>
<span style="height:60px"><i></i><i></i><i></i><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 50px; grid-gap:0;">
<span class="b"><x></x></span>
</div>
</div></div>
<div class="columns" style="height: 100px">
<div style="padding-top:1px; background:grey">
<div class="grid" style="grid-template-rows: 1fr; grid-gap:0; height:89px">
<span class="t"><x></x></span>
<span style="height:50px"><i style="height:60px"></i><x></x></span>
<span style="height:60px"><i></i><i></i><i></i><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 80px; grid-gap:0;">
<span class="m"><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 30px; grid-gap:0;">
<span class="b"><x></x></span>
</div>
</div></div>
<div class="columns" style="height: 100px">
<div style="padding-top:1px; background:grey">
<div class="grid" style="grid-template-rows: 17px 1fr; grid-row-gap:0; height:89px">
<span style="grid-row:2; height:50px"><x></x><i style="height:44px"></i></span>
<span style="grid-row:2; height:60px"><x></x><i></i><i></i><i></i></span>
<span class="t" style="grid-row:1/span 2"><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 50px; grid-row-gap:0; margin-bottom:40px;">
<span class="m" style="height:16px; background:blue; margin: -5px 1px 0 1px; border-width:0"><x></x></span>
<span class="m" style="grid-column:3"><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 72px; grid-row-gap:0;">
<span class="b" style="grid-column:3"><x></x></span>
</div>
</div></div>
<div class="columns" style="height: 100px">
<div style="padding-top:1px; background:grey">
<div class="grid" style="grid-template-rows: 17px 1fr; grid-row-gap:0; height:89px">
<span class="t" style="grid-row:1/span 2"><x></x></span>
<span style="grid-row:2; height:50px"><x></x><i style="height:44px"></i></span>
<span style="grid-row:2; height:60px"><x></x><i></i><i></i><i></i></span>
</div>
<div class="grid" style="grid-template-rows: 50px; grid-row-gap:0; margin-bottom:40px;">
<span class="m"><x></x></span>
<span class="m" style="height:16px; color:blue; background:blue; margin: -5px 1px 0 1px; border-width:0"></span>
</div>
<div class="grid" style="grid-template-rows: 72px; grid-row-gap:0;">
<span class="b"><x></x></span>
</div>
</div></div>
<div class="columns" style="height: 100px">
<div style="padding-top:1px; background:grey">
<div class="grid" style="grid-template-rows: 50px; grid-gap:0;">
</div>
<div class="grid" style="grid-template-rows: 1fr; grid-gap:0; height:90px">
<span class="t"><x></x></span>
<span style="height:50px"><i style="height:60px"></i><x></x></span>
<span style="height:60px"><i></i><i></i><i></i><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 50px; grid-gap:0;">
<span class="b"><x></x></span>
</div>
</div></div>
<div class="columns" style="height: 61px">
<div style="padding-top:1px; background:grey">
<div class="grid" style="grid-template-rows: 50px; grid-gap:0;">
</div>
<div class="grid" style="grid-template-rows: 1fr; grid-gap:0; height:62px">
<span style="height:60px"><x></x></span>
<span style="height:50px"><i style="height:54px"></i><x></x></span>
<span style="height:60px"><i></i><i></i><i></i><x></x></span>
</div>
<div class="grid" style="grid-template-rows: 0; grid-gap:0; border-width:0 5px">
<span class=m style="grid-column:2; border-width:0 1px; height:0"><i style="height:6px;margin:0"></i></span>
</div>
</div></div>
</body>
</html>
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