Examine source code of Notes N Clouds

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Notes N Clouds",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(232, 240, 255, 0.61)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(177, 225, 253)",
      "tab_background_text": "rgb(10, 49, 46)",
      "toolbar_field": "rgba(238, 244, 255, 0.7)",
      "toolbar_field_text": "rgb(11, 42, 79)",
      "tab_line": "rgb(242, 230, 244)",
      "popup": "rgb(209, 233, 255)",
      "popup_text": "rgb(8, 45, 87)",
      "ntp_background": "rgba(214, 238, 255, 0.6)",
      "tab_loading": "rgb(242, 230, 244)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9b54820d-1b7c-44b0-83da-e3d491ff0db4}"
    }
  }
}