<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Reference</title>
<style>
.clamp {
display: -webkit-box;
-webkit-box-orient: vertical;
font: 16px / 32px serif;
white-space: pre;
padding: 0 4px;
background-color: yellow;
}
</style>
<div class="clamp"><div>Line 1
Line 2…</div><div>Line A
Line B…</div>Line 一
Line 二…</div>