.login-logo a, .register-logo a, .lockscreen-logo a{
    color: white;
}
.login-page, .register-page, .lockscreen {
    background-blend-mode: multiply;
    color: #fff;
    backdrop-filter: brightness(65%);
    background-image: url('img/bg2.jpg') !important;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-color: #cccccc;
}