The theme used for the editor. Can be any of the available AceEditor themes which include twilight, vscodedark, vscodelight, visualstudio, github, monokai etc. Themes available based on files in:

\Editor\scripts\Ace\theme-XXXX.js

You can create additional editor themes by copying and modifying existing editor themes and using the same naming convention.

public string EditorTheme { get; set; }