Examine source code of Harley Custom Flames

{
  "theme": {
    "images": {
      "theme_frame": "CUSTOM3.jpg"
    },
    "colors": {
      "frame": "#544f4f",
      "tab_background_text": "#3b3939"
    }
  },
  "version": "2.0",
  "name": "Harley Custom Flames",
  "manifest_version": 2,
  "description": "Harley Davidson motorcycles logo, moto, llamas, fuego, fire"
}