.switch{position:absolute;top:32px;right:15px;width:80px;height:28px;line-height:28px;background:#388bff;color:#fff;text-align:center;z-index:1021;cursor:pointer}.snowBox{height:532px;width:0;position:fixed;top:0;left:0;z-index:50002;*z-index:100020}.snowBox .snowflow_i{display:block;position:absolute;z-index:100021}.snowBox .snowflow_i img{opacity:.8}