chromium/third_party/blink/web_tests/external/wpt/css/css-multicol/broken-column-rule-1-ref.html

<!DOCTYPE HTML>
<title>CSS Test Reference: breaking of column rule</title>
<meta charset="utf-8">
<link rel="author" title="L. David Baron" href="https://dbaron.org/">
<style>

.ref1, .ref2 {
  display: inline-block;
  vertical-align: top;

  border: 2px solid blue;
  border-top: none;
  border-bottom: none;
}

.ref1 {
  margin-left:49px;
  height: 100px;
  width: 148px;
}

.ref2 {
  margin-left: 148px;
  height: 50px;
  width: 10px;

  border-right: none;
}

</style>
<span class="ref1"></span><span class="ref2"></span>