<img src="http://htmljs.b0.upaiyun.com/uploads/1392273296947-circle-backward-128.png" alt=""> <img class="rotate" src="http://htmljs.b0.upaiyun.com/uploads/1392273296947-circle-backward-128.png" alt="">
.rotate{ -webkit-transform: rotate(180deg); /*Firefox*/ -moz-transform: rotate(180deg); /*Chrome*/ -ms-transform: rotate(180deg); /*IE9 、IE10*/ -o-transform: rotate(180deg); /*Opera*/ transform: rotate(180deg); }