/* side */
.side{position:fixed;width:50px;height:55px;right:0;bottom:10px !important;z-index:100;margin-top: auto;}
.side ul li{width:50px;height:50px;float:left;position:relative;border-bottom:1px solid #258DF6;}
.side ul li .sidebox{position:absolute;width:50px;height:50px;top:0;right:0;transition:all 0.3s;background:#258DF6;opacity:0.3;filter:Alpha(opacity=80);color:#fff;font:15px/50px "微软雅黑";overflow:hidden;}
.side ul li .sidetop{width:50px;height:50px;line-height:50px;display:inline-block;background:#258DF6;opacity:0.5;filter:Alpha(opacity=80);transition:all 0.3s;}
.side ul li .sidetop:hover{background:#258DF6;opacity:1;filter:Alpha(opacity=100);}
.side ul li img{float:left;}