.side{position:fixed;width:45px;right:0;bottom:10px;z-index:9999}.side ul li{width:45px;height:45px;line-height:45px;float:left;position:relative;background:#333;border-bottom:1px solid #999}.side ul li .sidebox{position:absolute;width:45px;height:45px;line-height:45px;top:0;right:0;transition:all .3s;background:#333;color:#fff;font:14px/54px "微软雅黑";overflow:hidden}.side ul li .sidetop{width:45px;height:45px;line-height:45px;display:inline-block;background:#333;transition:all .3s}.side ul li img{float:left}.side ul li .right_ewm_box{position:absolute;right:60px;bottom:0;z-index:9999999;padding:10px;background:#fff;border:1px solid #ccc;width:120px;text-align:center;-moz-box-shadow:0 0 5px #666;-webkit-box-shadow:0 0 5px #666;box-shadow:0 0 5px #666;display:none}.side ul li:hover .right_ewm_box{display:block}.side ul li .right_ewm_box:after{border:solid transparent;content:' ';height:0;bottom:15px;position:absolute;width:0;border-width:10px;border-left-color:#bbb;left:100%}.side ul li .right_ewm_box img{max-width:100%;height:auto;display:block;margin:0 auto}.side ul li .right_ewm_box p{font-weight:400;display:block;line-height:20px}