Properties and buttons are not scaled according to "Play Control" window, A blank black screen appears in the window, refer the attached screenshot.

Steps to repro:
1. Create a new project
2. Windows > Package Manager > Visual Effects Graph(7.1.6) > Install
3. Hierarchy > Create > Visual Effects > Visual Effect
4. Select Visual Effect GameObject in the hierarchy

Actual Result:
Properties and buttons are not scaled according to "Play Control" window

Expected Result:
Properties and buttons are scaled according to the "Play Control" window

Reproducible in:
2020.1.0a15

Working fine in:
2020.1.0a14, 2019.3.0f1

Package Version found: 7.1.6, 7.1.5, 7.1.2, 7.1.1

Environment:
Windows 10 & macOS 10.14