购物车标

作业

.lian:link{

display:block;

width:42px;

height:30px;

background-image:url(img/g.png);

background-position:-8px -338px;

margin:0 auto;

}

.lian:hover{

background-position:-58px -338px;

}

.lian:active{

background-position:-128px -338px;

}