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<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1308124">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css">
<style>
body {
margin: 0;
}
#mc {
columns: 2;
gap: 0;
column-fill: auto;
width: 600px;
height: 20px;
line-height: 20px;
font: 20px/1 ahem;
}
</style>
<div id="mc">
<span id="span" style="backface-visibility:hidden; filter:blur(1px);">
x<child id="firstchild">x</child><br>
<child id="secondchild">x</child>x
</span>
</div>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(()=> {
assert_equals(document.elementFromPoint(10, 10).id, "span");
}, "First x");
test(()=> {
assert_equals(document.elementFromPoint(30, 10).id, "firstchild");
}, "First child");
test(()=> {
assert_equals(document.elementFromPoint(310, 10).id, "secondchild");
}, "Second child");
test(()=> {
assert_equals(document.elementFromPoint(330, 10).id, "span");
}, "Last x");
</script>
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