chromium/third_party/blink/web_tests/wpt_internal/css/css-text/white-space/text-wrap-balance-box-decorations-break-001.html

<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-text-4/#valdef-text-wrap-balance">
<link rel="mismatch" href="text-wrap-balance-box-decorations-break-001-ref.html">
<style>
div {
  font-family: monospace;
  text-wrap: balance;
  width: 22ch;
  border: 1px solid blue;
}
span {
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
</style>
<div>
  <span>
    123 56 890
    123 56 890
  </span>
  12
</div>