*Steps to reproduce:*
# Create and open an empty project and install com.unity.behavior

# Add new Behavior Graph in the Assets folder (Create → Behavior → Behavior Graph)

# Open the created Behavior Graph

# Press the Space key on the keyboard

*Actual results:* The add menu appears in the top-left corner of the window

*Expected results:* The add menu appears right below the cursor

*Reproducible with versions:* 
1.0.8
1.0.7

*Not reproducible with versions:* 
1.0.6

*Tested on (OS):* MacOS

*Note*

- Not reproducible on Windows