a[href*="admin_key"],
a[href*="portal.oeschger-edv.de/admin"],
a[href*="support.oeschger-edv.de/admin"],
a[href*="/admin.php?view=leads"],
a[href*="/admin.php?view=contacts"],
a[href*="/admin.php?view=tickets"] {
  display: none !important;
}