<!DOCTYPE html>
<html>
<head>
<style>
.div1 { border: 1px solid black;
height: 120px;
width: 150px;
background: url(/i/photo/flower.gif);
background-repeat: no-repeat;
background-size: contain;
}
.div2 { border: 1px solid black;
height: 120px;
width: 150px;
background: url(/i/photo/flower.gif);
background-repeat: no-repeat;
background-size: cover;
}
.div3 { border: 1px solid black;
height: 120px;
width: 150px;
background: url(/i/photo/flower.gif);
background-repeat: no-repeat;
}
</style>
</head>
<body>
<h1>background-size 属性</h1>
<h2>background-size: contain:</h2>
<div class="div1">
<p>Lorem ipsum dolor sit amet.</p>
</div>
<h2>background-size: cover:</h2>
<div class="div2">
<p>Lorem ipsum dolor sit amet.</p>
</div>
<h2>background-size 未定义：</h2>
<div class="div3">
<p>Lorem ipsum dolor sit amet.</p>
</div>
<p>原始图像：</p>
<img src="/i/photo/flower.gif" alt="Flowers" width="224" height="162">
</body>
</html>