UI is off on startup

Everytime I start PresentMon, the UI is off, and it gets fixed when I resize the window

before:
<img width="600" src="https://github.com/user-attachments/assets/f6777cd6-caa0-46ff-ae5d-57e9fb3566b5" />

after resize:
<img width="600" src="https://github.com/user-attachments/assets/ee8765fe-8681-4eb0-accc-a3536a9faa40" />