testing/web-platform/tests/css/css-inline/text-box-trim/text-box-trim-half-leading-block-box-002.html


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<!DOCTYPE html>
<title>Tests block boxes's edges are trimmed at text-over/text-under baselines of their first/last formatted lines</title>
<link rel="help" href="https://drafts.csswg.org/css-inline-3/#leading-trim">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<link rel="match" href="text-box-trim-half-leading-block-box-002-ref.html">

<style>
.div-parent {
  outline: 1px solid orange;
  font-family: Ahem;
  font-size: 20px;
  line-height: 3;
  writing-mode:vertical-lr;
}
</style>

<div class ="div-parent" style="text-box-trim:start">Test</div>