icingaweb2/public/css/icinga/print.less

/*! Icinga Web 2 | (c) 2015 Icinga GmbH | GPLv2+ */

@media print {
  .controls,
  .dontprint, // Compat only, use dont-print instead
  .dont-print {
    display: none !important;
  }
}

@media not print {
  .print-only {
    display: none !important;
  }
}