body {
    background: #f5f6fa;
    color: #333;
}

.sidebar {
    background: #ffffff;
    border-right: 1px solid #ddd;
}

.header {
    background: #ffffff;
    border-bottom: 1px solid #ddd;
}

.nav-card {
    border-radius: 6px;
}

.nav-card:hover {
    background: #f1f1f1;
}

.nomor{
        background:#efcdab;
        color:#996666;
    }