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本文档使用
php.cn手册 发布
文字
语法：
outline：<' outline-width '> || <' outline-style '> || <' outline-color '>
默认值：看每个独立属性
适用于：所有元素
继承性：无
动画性：看每个独立属性
计算值：看每个独立属性
相关属性: <' outline-offset '>
取值：
<' outline-width '>：指定轮廓边框的宽度。
<' outline-style '>：指定轮廓边框的样式。
<' outline-color '>：指定轮廓边框的颜色。
说明：
复合属性。设置或检索对象外的线条轮廓。outline画在 <' border '> 外面
outlines相关属性不占据布局空间，不会影响元素的尺寸；
outlines可能是非矩形；
不允许类似 <' border '> 属性那样能将自身拆分为 <' border-top '> , <' border-right '> , <' border-bottom '> , <' border-left '>
对应的脚本特性为outline。
兼容性：
| Values | IE | Firefox | Chrome | Safari | Opera | iOS Safari | Android Browser | Android Chrome |
|---|---|---|---|---|---|---|---|---|
| Basic Support | 6.0-7.0 | 2.0+ | 4.0+ | 6.0+ | 15.0+ | 6.0+ | 2.1+ | 18.0+ |
| 8.0+ |
示例：
实例
<!DOCTYPE html>
<html lang="zh-cmn-Hans">
<head>
<meta charset="utf-8" />
<title>outline_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{width:100px;padding:10px;outline:2px solid #f00;border:3px solid #333;}
</style>
</head>
<body>
<div class="test">注意边框线外面的红色轮廓</div>
</body>
</html>
运行实例 »
点击 "运行实例" 按钮查看在线实例