Examine source code of Sunlight Rays

{
  "theme": {
    "images": {
      "theme_frame": "design.png"
    },
    "colors": {
      "frame": "#c45500",
      "tab_background_text": "#ab5b00"
    }
  },
  "version": "2.0",
  "name": "Sunlight Rays",
  "manifest_version": 2,
  "description": "unreal brushes by edelihu\ndesign by cleffakaykay"
}