<style>
div {
  width: 271px;
  font: 20px Monospace;
}

span {
  -webkit-box-decoration-break: clone;
  padding-right: 30px;
}
</style>
<div><span>Pass if single line.</span></div>
<div style="width: 301;"><span><span>Pass if single line.</span></span></div>
