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<!DOCTYPE html>
<title>CSS Anchor Positioning Test: Initial @position-try does not trigger a transition</title>
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#fallback-apply">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=cb>
<div id=abs></div>
</div>
<style>
#cb {
position: relative;
width: 100px;
height: 100px;
background: lightpink;
}
#abs {
position: absolute;
background: darkcyan;
top: 10px;
left: 10px;
width: 150px; /* force fallback */
height: 25px;
position-try-options: --pf;
transition-property: top, left;
transition-duration: 10s;
transition-timing-function: steps(2, start);
}
@position-try --pf {
width: 50px;
top: 50px;
left: 50px;
}
</style>
<script>
test(() => {
assert_equals(getComputedStyle(abs).top, '50px');
assert_equals(getComputedStyle(abs).left, '50px');
}, 'No transition for initial style with @position-try');
</script>
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