> For the complete documentation index, see [llms.txt](https://docs.xviz.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.xviz.com/performance-management/formatting-features/dimensions.md).
# Dimensions
The xViz Performance Flow provides the customization options for Dimensions through the Node Size and Padding options in the Display section.
Image 1: Dimensions
To use adjust Dimensions, Navigate to the “Display” option in the top ribbon.
Image 2: Display option in ribbon
Click on “Display” Tab and navigate to the “Dimensions” option.
Image 3: Navigate to Dimensions option
Adjust the “Node size” and “Padding” to suit your specific requirements.
Image 4: Adjust Node Size and Padding
#### Overview of all padding options:
| Padding Options | Description |
| ------------------------- | ------------------------------------------------------------ |
| Padding | Spacing between the main tree and the visual borders |
| Level Separation | Spacing between each parent and child |
| Sub Tree Level Separation | Spacing between parent and child nodes within the same group |
| Sibling Separation | Spacing between sibling nodes under the same parent |
| Sub Tree Separation | Spacing between neighboring nodes from different parents |
After customizing the dimensions, the chart looks as shown in the image below: