First paste the renderings:
The modification method is divided into 2 steps:
1. Modify the background of the code editing area
Click [Edit]-> [Configuration] to open the configuration window, click Colors & Fonts, as follows
Except for the two items in the box, you don't need to modify the background color. For all other Element items, you can set the Background to light green. You can set the hue: 85, saturation: 90, and brightness: 205 to achieve the protective color effect.
2. Modify the background color of the Project area on the left
Since this color is based on the window color set by the system by default, it cannot be directly modified in the setting options in the MDK. Maybe professionals know how to change it. The method I share here is to modify the window background color of the win7 system to achieve this effect. Right-click the win7 desktop in [Personalization]-> [Window Color]-> [Advanced Appearance Settings], select the window item, and modify the corresponding background color: