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本文档使用
php.cn手册 发布
文字
语法：
orientation：portrait | landscape
接受min/max前缀：是
取值：
portrait：指定输出设备中的页面可见区域高度大于或等于宽度
landscape：除portrait值情况外，都是landscape
说明：
定义输出设备中的页面可见区域高度是否大于或等于宽度。
本特性不接受min和max前缀。
简单列举几个应用示例：
@media screen and (orientation:portrait){ … } @import url(example.css) screen and (orientation:landscape);
兼容性：
示例：
实例
<!DOCTYPE html>
<html lang="zh-cmn-Hans">
<head>
<meta charset="utf-8" />
<title>media features orientation_CSS参考手册_web前端开发参考手册系列</title>
<meta name="author" content="Joy Du(飘零雾雨), dooyoe@gmail.com, www.doyoe.com" />
<style>
.test::after {
color: red;
}
@media screen and (orientation: portrait){
.test::after {
content: "竖屏";
}
}
@media screen and (orientation: landscape){
.test::after {
content: "横屏";
}
}
</style>
</head>
<body>
<div class="test">你现在是：</div>
</body>
</html>
运行实例 »
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