<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>雪碧图</title>
<style type="text/css">
span{
display: inline-block;
24px;
height: 24px;
border: 1px solid #ccc;
background-image: url(https://img-blog.csdn.net/20171130154115247?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQveHV0b25nYmFv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center); background-repeat: no-repeat;
margin: 5px;
}
.icon1{background-position: 0 0;}
.icon2{background-position: -24px 0;}
.icon3{background-position: 0 -24px;}
.icon4{background-position: 0 -48px;}
</style>
</head>
<body>
<div>雪碧图：</div>
<div>
<span class="icon1"></span>
<span class="icon2"></span>
<span class="icon3"></span>
<span class="icon4"></span>
</div>
<div>原图：</div>
<div><img src="https://img-blog.csdn.net/20171130154115247?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQveHV0b25nYmFv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center"></div>
</body>
</html> 
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>移动端雪碧图</title>
<style type="text/css">
span{
display: inline-block;
12px;
height: 12px;
border: 1px solid #ccc;
background-image: url(https://img-blog.csdn.net/20171130154115247?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQveHV0b25nYmFv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center);
background-repeat: no-repeat;
background-size: 200% auto;
margin: 5px;
}
.icon1{background-position: 0 0;}
.icon2{background-position: -12px 0;}
.icon3{background-position: 0 -12px;}
.icon4{background-position: 0 -24px;}
</style>
</head>
<body>
<div>雪碧图：</div>
<div>
<span class="icon1"></span>
<span class="icon2"></span>
<span class="icon3"></span>
<span class="icon4"></span>
</div>
<div>原图：</div>
<div><img src="https://img-blog.csdn.net/20171130154115247?watermark/2/text/aHR0cDovL2Jsb2cuY3Nkbi5uZXQveHV0b25nYmFv/font/5a6L5L2T/fontsize/400/fill/I0JBQkFCMA==/dissolve/70/gravity/Center"></div>
</body>
</html> 
在线快速制作雪碧图：https://www.toptal.com/developers/css/sprite-generator