body {
    font-family: PingFangSC-Regular, Verdana, Arial, 微软雅黑, 宋体, serif;
    font-size: 1.6rem;
}

#footer {
    background-color: #4B4B4B;
    height: 7rem;
    display: block;
    width: 100%;
    float: left;
    color: #FFFFFF;
}

#footer_text, #icp_no {
    text-align: center;
    margin: 1rem 0 0 0 ;
}