Examine source code of The Light Before Darkness

{
  "theme": {
    "images": {
      "theme_frame": "TheLightBeforeDarknessH4Custom.jpg"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "The Light Before Darkness",
  "manifest_version": 2,
  "description": "fall, autumn, trees, leaves, sun, sunlight, bright, moonlight, maple, oak, season, sky, \n\nDesigned by MaDonna"
}