body {
    width: 100%;
    height: 100%;
    /*background: url(../images/wallpaper.jpg) center;*/
    /*background-size: cover;*/
    /*background-attachment: fixed;*/
    background: url(../images/background/weixin.jpg) fixed center;
    background-size: cover;
    /*padding-top: 6%;*/
    overflow: hidden;
}

#login-div {
    display: inline-block;
    text-align: left;
    width: 300px;
    margin: 10px;
    padding: 20px;
    border: 1px solid #CCCCCC;
}

#error-div {
    color: #ffffff;
}

[role="bottom"] {
    position: fixed;
    bottom: 0px;
    padding: 20px;
    width: 100%;
}

[role="bottom"] a {
    /*color: #ffffff;*/
    font-size: 12px;
}