trycss_border-width 在线代码实例

实例代码( Tip: 登录后体验更佳 )
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>W3Cschool教程(w3cschool.cn)</title>
<style>
    p.one 
    {
        border-style:solid;
        border-width:5px;
    }
    p.two 
    {
        border-style:solid;
        border-width:medium;
    }
    p.three
    {
        border-style:solid;
        border-width:1px;
    }
</style>
</head>
<body>
    <p class="one">一些文字</p>
    <p class="two">一些文字</p>
    <p class="three">一些文字</p>
    <p><b>注意:</b> "border-width" 属性 如果单独使用则不起作用. 要先使用 "border-style" 属性来设置 borders .</p>
</body>
</html>
 
 
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运行结果
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