Examine source code of ford

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "ford",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(232, 233, 236, 0.25)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(15, 15, 15)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(180, 180, 180, 0.78)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(147, 147, 147)",
      "popup": "rgba(91, 91, 91, 0.68)",
      "popup_text": "rgb(230, 230, 230)",
      "tab_loading": "rgba(247, 0, 198, 0.2)",
      "tab_selected": "rgba(203, 163, 195, 0.2)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{66169574-914a-4086-8615-f81594b79c2f}"
    }
  }
}