li[href*="admin/staff"],
li[href*="admin/departments"],
li[href*="admin/roles"],
li[href*="admin/settings"],
li[href*="admin/email_templates"],
li[href*="admin/custom_fields"],
li[href*="admin/gdpr"],
li[href*="admin/currencies"],
li[href*="admin/payment_modes"],
li[href*="admin/taxes"],
li[href*="admin/ticket_services"],
li[href*="admin/spam_filters"],
li[href*="admin/predefined_replies"],
li[href*="admin/ticket_priorities"] {
    display: none !important;
}