#test {
    background-color:#000;
    position: fixed;
    top: 0;
    left: 0;
    z-index:100000;
    opacity:0.3;
    /*兼容IE8及以下版本浏览器*/
    filter: alpha(opacity=30);
    display:none;
}

#log_window {
    width:60%;
    height:120px;
    border-radius: 8px;
    border: 1px solid #fff;
    background-color:#FFF;
    margin: auto;
    position: fixed;
    z-index:100001;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    display:none;
}
#log_window #span-close{
    font-size: 13px;background-color: #e5e5e5;padding: 5px 10px;border-radius: 2px;
    cursor: pointer;
}
#log_window #span-close-div{
    text-align: center;
    margin-top: 10px;
}
#log_window #span-content{
    text-align: center;line-height: 50px;
}
#log_window #span-content span{
    font-size: 13px;
}
#log_window #log_ts{
    text-align: center;color: #e5e5e5;font-size: 10px;
}