使用背景图,制作雪碧图效果:

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<html lang="en">

<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>document</title>
    <!-- reset.css文件内容参考:https://www.cnblogs.com/lanshanxiao/p/12663192.html -->
    <link rel="stylesheet" href="./reset.css">
    <style>
        .img{
            width:150px;
            height:150px;
            border:2px solid;
            background-image:url("https://ss1.bdstatic.com/70cfuxsh_q1ynxgkpowk1hf6hhy/it/u=382503044,3585482793&fm=26&gp=0.jpg");
            background-repeat: no-repeat;
            background-position:-160px -80px;
        }
    </style>
</head>
<body>
    <div class="img">

    </div>
</body>

</html>

 

原图展示:

 

 

我们要从上面的图片中抠取出太阳来当做背景图片。

 

效果展示: