How to change Menu icons

Prerequisite: You must be familiar with the Syntax used in Tutorials and have already created an extension.

Introduced by the version 3.0, the menu groups can now have an icon to be displayed when menus are folded. The icons which can be used are font awesome version 5.

Here is an example of what can be changed:

itop_design / menus

<menu id="RequestManagement" _delta="if_exists">
  <style>
    <decoration_classes _delta="force">fas fa-briefcase-medical</decoration_classes>
  </style>
</menu>
<menu id="IncidentManagement" _delta="if_exists">
  <style>
    <decoration_classes _delta="force">fas fa-car-crash</decoration_classes>
  </style>
</menu>
<menu id="ProblemManagement" _delta="if_exists">
  <style>
    <decoration_classes _delta="force">fas fa-ambulance</decoration_classes>
  </style>
</menu>
<menu id="ChangeManagement" _delta="if_exists">
  <style>
    <decoration_classes _delta="force">fas fa-random</decoration_classes>
  </style>
</menu>
<menu id="SystemTools" _delta="if_exists">
  <style>
    <decoration_classes _delta="force">fab fa-expeditedssl</decoration_classes>
  </style>
</menu>
<menu id="ConfigurationTools" _delta="if_exists">
  <style _delta="force">
    <decoration_classes>fas fa-mail-bulk</decoration_classes>
  </style>
</menu>