代码示例:(标识:css_mediaqueries_hide)
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<style>
div.example {
  background-color: yellow;
  padding: 20px;
}

@media screen and (max-width: 600px) {
  div.example {
    display: none;
  }
}
</style>
</head>
<body>

<h1>隐藏不同屏幕尺寸的元素</h1>

<div class="example">Example DIV.</div>

<p>当浏览器的宽度为 600 像素或更小时,隐藏 div 元素。请调整浏览器窗口的大小以查看效果。</p>

</body>
</html>
运行结果: