---
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


---

# Define a frame in a style sheet

# Define a frame in a style sheet {#ariaid-title1}

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

Add style definitions for any custom frame UI macro you create.

## Before you begin

Role required: content_admin or admin

## About this task

Each frame has its own class name.

## Procedure

1. Navigate to AllContent ManagementDesignStyle Sheets.
2. Select a style sheet to contain the frame definition.  
   Base system themes use a separate Frames style sheet.
3. Add the following code, substituting the desired frame name and style:  

       div.FRAMENAME{border:STYLE;}

4. Click Update.

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