body.login {
    background: url(/images/mainbg.jpg);
}

.login-logo{
    background: #fff;
}

.modal.loading .modal-content:before {
    content: 'Loading...';
    text-align: center;
    line-height: 100px;
    font-size: 20px;
    background: rgba(0, 0, 0, .8);
    position: absolute;
    top: 50px;
    bottom: 0;
    left: 0;
    right: 0;
    color: #EEE;
    z-index: 1000;
}