高手教程在线编辑器

AI 编程工具
<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta charset="utf-8"> 
<title>高手教程(study.p2hp.com)</title> 
<style>
div {
    width: 100%;
    height: 400px;
    background-image: url('/wp-content/uploads/2015/06/img_flowers.jpg');
    background-size: 100% 100%;
    border: 1px solid red;
}
</style>
</head>
<body>

<p>调整浏览器大小查看效果。</p>

<div></div>

</body>
</html>
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<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta charset="utf-8"> 
<title>高手教程(study.p2hp.com)</title> 
<style>
div {
    width: 100%;
    height: 400px;
    background-image: url('/wp-content/uploads/2015/06/img_flowers.jpg');
    background-size: 100% 100%;
    border: 1px solid red;
}
</style>
</head>
<body>
​
<p>调整浏览器大小查看效果。</p>
​
<div></div>
​
</body>
</html>