Examine source code of gilakejam

{
  "name": "gilakejam",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "wallpaper1.jpg"
    },
    "colors": {
      "frame": "rgba(6, 41, 122, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(38, 35, 35, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{83172bd0-f8e5-494d-9915-bfd75be1aad7}"
    }
  }
}