<!DOCTYPEhtml>
购物车
<html lang="en">
<head>
<meat charset="UTF-8">
<title>购物车</title>
购物车
.box{
display: block;
width: 51px;
height: 40px;
margin: 500px auto;
background-image: url(img/3.png);
background-repeat: no-repeat;
background-position: 0px -333px;
}
.box:hover{
background-position: -55px -333px;
}
<html>
