Examine source code of French

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "French",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(43, 45, 66)",
      "toolbar_text": "rgb(237, 242, 244)",
      "frame": "rgb(239, 35, 60)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(239, 35, 60)",
      "toolbar_field_text": "rgb(43, 45, 66)",
      "tab_line": "rgb(217, 4, 41)",
      "popup": "rgb(141, 153, 174)",
      "popup_text": "rgb(217, 4, 41)",
      "tab_loading": "rgb(217, 4, 41)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{389d801f-8059-4099-982b-f9710557c58e}"
    }
  }
}