Steps to reproduce:
1. Create a project
2. Create UI Document (Create > UI Toolkit > UI Document)
3. Open UI Document
4. Add VisualElement to the Hierarchy
5. Change its size to big number (e.g. 10000)
6. Select VisualElement
7. Press “Fit viewport” button and observe
Actual results: Zoom is adjusted to fit Canvas
Expected results: Zoom is adjusted to fit selected VisualElement
Reproducible with versions: 2021.3.54f1, 2022.3.65f1, 6000.0.54f1, 6000.1.14f1, 6000.2.0b12, 6000.3.0a3
Tested on (OS): macOS Sequoia 15.4 (M4)
Notes: “Fit viewport” button tooltip message: “Adjusts the zoom to fit the selected content in the viewport.”