body {
    width: 100%;
    height: 100%;
}
#header nav.navbar {
    height: 50px;
}
#content{
    width: 100%;
    position: absolute;
    top: 50px;
    bottom: 0;
}
#back-zone-bg{
    position: absolute;
    width: 100%;
    height: 100%;
    top:0;
    filter:alpha(opacity=0.6);
    -moz-opacity:0.6;
    background-image: url(../../../funstatic/img/bg/login_bg.jpg);
    background-repeat: no-repeat;
    background-size: cover;
}

#login-zone{
    width: 500px;
    height: 340px;
    background: rgba(255,255,255,1);
    padding: 15px 25px;
    border-radius: 5px;
    position: relative;
    z-index: 2;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 4px 4px 4px #555;
    top: 50%;
    margin-top: -210px;
}
.login-tl{
    font-size: 1.5em;
}
.role-txt{
    color: #7fc31c;
}
.login-tl3{
    color: #7fc31c;
    font-size: 1.5em;
    text-decoration: underline;
}
.login-tl4{
    color: #aaa;
    margin-left: 10px;
}
#login-version{
    position: absolute;
    color: #fff;
    z-index: 1;
    left: 50%;
    margin-left: 140px;
    top: 50%;
    margin-top: -230px;
    font-size: 12px;
}
#submit-btn{
    width: 100%;
}
#content .fun-footer {
    margin-top: 140px;
    color: #fff!important;
    position: absolute;
    top: 50%;
    z-index: 1;
}