.share-block{border:0 solid red;height:100px}.share-block span{display:inline-block;float:left}.share-text{line-height:100px}.share-item{width:100px;height:100px;background:url(shareicon2.png) no-repeat;transition:all ease .2s}.share-item:hover{cursor:pointer;transform:scale(1.1) translateY(-5px)}.share-wechattimeline{background-position-x:-100px}.share-weibo{background-position-x:-200px}.share-qqfriend{background-position-x:-300px}.share-qzone{background-position-x:-400px}.share-block.share-small{height:50px}.share-small .share-item{width:50px;height:50px;background-size:250px 75px;background-position-y:-2px}.share-small .share-text{line-height:50px}.share-small .share-wechattimeline{background-position-x:-50px}.share-small .share-weibo{background-position-x:-100px}.share-small .share-qqfriend{background-position-x:-150px}.share-small .share-qzone{background-position-x:-200px}@media(max-width:320px){.share-small .share-item{transform:scale(0.9)}}