/* 定制公告栏时钟位置 */
#clockdiv {
    text-align: center;
}
#fangke{
    margin-left: 60px;
}
#tongji{
    margin-left: 60px;
}
/*返回顶部*/
#back-top {
     position: fixed;
     bottom: 10px;
     right: 8px;
     z-index: 99;
}
#back-top span {
     width: 70px;
     height: 140px;
     display: block;
     background:url(https://images.cnblogs.com/cnblogs_com/ttty/1839026/o_200901033226top.png) no-repeat center center;
}
#back-top a{outline:none}