---
sourceDocument: Australia ServiceNow AI Platform user interface
sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/platform-user-interface

 Release :

    - australia

ft:locale :

    - en-US

ft:publication_title :

    - Australia ServiceNow AI Platform user interface

ft:clusterId :

    - platux

bundleId :

    - platux

workflow :

    - Platform


---

# CSS theme support

# CSS theme support {#ariaid-title1}

* Release version: Australia
* 
* Updated March 12, 2026
* 
* ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 1 minute to read

Themes give the user interface a specific look and feel by using different color
combinations.

System administrators can create themes or customize the existing themes for an instance. To
see existing themes, navigate to System UIThemes.
* **[Activating CSS theme support](https://servicenow-prod.fluidtopics.net/vfb2_b8dvI~owEGChnsBZQ)**   
  There are different plugins that activate CSS themes support.
* **[Create or customize a theme](https://servicenow-prod.fluidtopics.net/VZQI5LNYdkAGrEs_xtefEA)**   
  You can create themes or customize existing themes.
* **[Default CSS styles](https://servicenow-prod.fluidtopics.net/QS8tyV~aRN9sqkX2lDTuig)**   
  You can use CSS styles to control the appearance of elements in a theme.

*[\>]: and then