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<!DOCTYPE html>
<title>CSS Box Alignment: align-content on large block container</title>
<link rel="help" href="https://www.w3.org/TR/css-align-3/#align-block">
<link rel="author" title="Elika J. Etemad" href="http://fantasai.inkedblade.net/contact">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<style title="Needed for automation; delete to review/debug">
@import "/fonts/ahem.css";
html { font: 10px/1 Ahem; max-width: 800px; }
.label { display: none; }
</style>
<style>
html, body { margin: 0; padding: 0; }
.test { height: 5em; margin: 0.5em 2em;
/* show bounds of test box without interfering with margin-collapsing */
background: black; padding-right: 2px;
/* ensure bullet follows first line */
display: list-item; }
/* ensure margin is contained */
.in-flow { margin: 1em 0 0.4em; background: orange }
/* ensure relpos is ignored */
.relpos { position: relative; top: -1.5em; }
/* ensure abspos static position follows alignment */
.wrapper { position: relative; }
.abspos { position: absolute; right: 0; margin-top: -1.5em; }
/* ensure overflow is not counted */
.overflow { height: 0; }
/* cram into 800x600 */
html { max-height: 600px; columns: 3 }
.wrapper { break-inside: avoid; border: solid 2px gray; }
/* readability */
.test > * { color: #8888; }
.label { color: black; font-weight: bold; }
</style>
<body onload="checkLayout('.test');">
<div class="wrapper">
<div class="test" style="align-content: start" title="start">
<div class="in-flow" data-offset-y="15"></div>
<div class="in-flow">
<span class="label">START</span>
<span class="abspos" data-offset-y="0">ABS</span>
<span class="relpos" data-offset-y="0">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: center" title="center">
<div class="in-flow" data-offset-y="28"></div>
<div class="in-flow">
<span class="label">CENTER</span>
<span class="abspos" data-offset-y="13">ABS</span>
<span class="relpos" data-offset-y="13">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: end" title="end">
<div class="in-flow" data-offset-y="41"></div>
<div class="in-flow">
<span class="label">END</span>
<span class="abspos" data-offset-y="26">ABS</span>
<span class="relpos" data-offset-y="26">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: baseline" title="baseline">
<div class="in-flow" data-offset-y="15"></div>
<div class="in-flow">
<span class="label">BASELINE</span>
<span class="abspos" data-offset-y="0">ABS</span>
<span class="relpos" data-offset-y="0">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: last baseline" title="last baseline">
<div class="in-flow" data-offset-y="41"></div>
<div class="in-flow">
<span class="label">LAST BASELINE</span>
<span class="abspos" data-offset-y="26">ABS</span>
<span class="relpos" data-offset-y="26">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: flex-start" title="flex-start">
<div class="in-flow" data-offset-y="15"></div>
<div class="in-flow">
<span class="label">FLEX-START</span>
<span class="abspos" data-offset-y="0">ABS</span>
<span class="relpos" data-offset-y="0">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: flex-end" title="flex-end">
<div class="in-flow" data-offset-y="41"></div>
<div class="in-flow">
<span class="label">FLEX-END</span>
<span class="abspos" data-offset-y="26">ABS</span>
<span class="relpos" data-offset-y="26">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: unsafe start" title="unsafe start">
<div class="in-flow" data-offset-y="15"></div>
<div class="in-flow">
<span class="label">UNSAFE START</span>
<span class="abspos" data-offset-y="0">ABS</span>
<span class="relpos" data-offset-y="0">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: unsafe center" title="unsafe center">
<div class="in-flow" data-offset-y="28"></div>
<div class="in-flow">
<span class="label">UNSAFE CENTER</span>
<span class="abspos" data-offset-y="13">ABS</span>
<span class="relpos" data-offset-y="13">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: unsafe end" title="unsafe end">
<div class="in-flow" data-offset-y="41"></div>
<div class="in-flow">
<span class="label">UNSAFE END</span>
<span class="abspos" data-offset-y="26">ABS</span>
<span class="relpos" data-offset-y="26">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: safe start" title="safe start">
<div class="in-flow" data-offset-y="15"></div>
<div class="in-flow">
<span class="label">SAFE START</span>
<span class="abspos" data-offset-y="0">ABS</span>
<span class="relpos" data-offset-y="0">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: safe center" title="safe center">
<div class="in-flow" data-offset-y="28"></div>
<div class="in-flow">
<span class="label">SAFE CENTER</span>
<span class="abspos" data-offset-y="13">ABS</span>
<span class="relpos" data-offset-y="13">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: safe end" title="safe end">
<div class="in-flow" data-offset-y="41"></div>
<div class="in-flow">
<span class="label">SAFE END</span>
<span class="abspos" data-offset-y="26">ABS</span>
<span class="relpos" data-offset-y="26">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: space-evenly" title="space-evenly">
<div class="in-flow" data-offset-y="28"></div>
<div class="in-flow">
<span class="label">SPACE-EVENLY</span>
<span class="abspos" data-offset-y="13">ABS</span>
<span class="relpos" data-offset-y="13">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: space-between" title="space-between">
<div class="in-flow" data-offset-y="15"></div>
<div class="in-flow">
<span class="label">SPACE-BETWEEN</span>
<span class="abspos" data-offset-y="0">ABS</span>
<span class="relpos" data-offset-y="0">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: space-around" title="space-around">
<div class="in-flow" data-offset-y="28"></div>
<div class="in-flow">
<span class="label">SPACE-AROUND</span>
<span class="abspos" data-offset-y="13">ABS</span>
<span class="relpos" data-offset-y="13">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<div class="wrapper">
<div class="test" style="align-content: normal" title="normal">
<div class="in-flow" data-offset-y="10"></div>
<div class="in-flow">
<span class="label">NORMAL</span>
<span class="abspos" data-offset-y="-5">ABS</span>
<span class="relpos" data-offset-y="-5">REL</span>
<div class="overflow">OVERFLOW</div>
</div>
</div>
</div>
<p>
<button onclick="document.querySelector('style[title]').textContent = 'html { font-size: 12px; }'">Show Text</button>
</body>
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