body.darktheme {
    background-color: #000000;
}

.darktheme .sidebar {
    background-color: #121212;
}


    .darktheme .sidebar ul li {
        color: #fff;
        padding: 12px 0;
    }
        .darktheme .sidebar ul li a {
            color: #ccc;
            font-weight: 600;
        }
            .darktheme .sidebar ul li a.active {
                color: #fff;
            }
            .darktheme .sidebar ul li a:hover {
                text-decoration: none;
                color: #fff;
            }
        .darktheme.sidebar ul li i {
            color: #ccc;
            margin-right: 10px;
        }