App下載
實例代碼( Tip: 登錄后體驗更佳 )
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>W3Cschool教程(w3cschool.cn)</title> 
<style>
    img.ex1
    {
    position:absolute;
    bottom:0px;
    }
    
    img.ex2
    {
    position:relative;
    bottom:-100px;
    }
</style>
</head>
<body>
    <img class="ex1" src="/attachments/cover/cover_css.png"  width="95" height="84">
    <h1>This is a heading</h1>
    <img class="ex2" src="/attachments/cover/cover_css.png"  width="95" height="84">
</body>
</html>
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運行結(jié)果