Examine source code of Adelaide Crows (AFL)

{
  "name": "Adelaide Crows (AFL)",
  "manifest_version": 2,
  "version": "6.0",
  "theme": {
    "images": {
      "theme_frame": "Variant=Default.svg"
    },
    "colors": {
      "frame": "rgba(15, 20, 50, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(25, 32, 74, 0.7)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(25, 0, 32, 1)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 170, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4d80ae25-2d09-4a03-874c-067487496cf8}"
    }
  }
}