App下載
實(shí)例代碼( Tip: 登錄后體驗(yàn)更佳 )
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>W3Cschool教程(w3cschool.cn)</title>
<style>
    p.padding {padding-top:2cm;}
    p.padding2 {padding-top:50%;}
</style>
</head>
<body>
    <p>这是一个没有顶部填充的文本. 这是一个没有顶部填充的文本. 这是一个没有顶部填充的文本.</p>
    <p class="padding">此文本顶部有2厘米的填充. 此文本顶部有2厘米的填充.此文本顶部有2厘米的填充.</p>
    <p class="padding2">此文本的顶部填充为50%。 此文本的顶部填充为50%。此文本的顶部填充为50%。</p>
</body>
</html>
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