<!DOCTYPE html>
<html>
<head>
<style>
div{ writing-mode: vertical-lr;
border: solid black 1px;
display: inline-block;
height: 350px;
width: 300px;
margin: 5px;
}
div.a { text-orientation: mixed;
}
div.b { text-orientation: upright;
}
</style>
</head>
<body>
<h1>text-orientation 属性</h1>
<p>左侧盒子的 text-orientation 为 mixed，右侧盒子的 text-orientation 为 upright。</p>
<div class="a">
<h3>text-orientation: mixed</h2>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Etiam semper diam at erat pulvinar, at pulvinar felis blandit.</p>
</div>
<div class="b">
<h3>text-orientation: upright</h2>
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Etiam semper diam at erat pulvinar, at pulvinar felis blandit.</p>
</div>
</body>
</html>