Examine source code of Pokemon Maxie

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Pokemon Maxie",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center bottom",
        "center bottom"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat",
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(168, 70, 70)",
      "toolbar_text": "rgb(111, 40, 41)",
      "frame": "rgb(111, 40, 41)",
      "tab_background_text": "rgb(240, 152, 152)",
      "toolbar_field": "rgb(234, 125, 127)",
      "toolbar_field_text": "rgb(111, 40, 41)",
      "tab_line": "rgb(234, 125, 127)",
      "popup": "rgb(192, 83, 86)",
      "popup_text": "rgb(111, 40, 41)",
      "icons_attention": "rgb(77, 25, 26)",
      "tab_loading": "rgb(234, 125, 127)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b4ee500f-71c5-45d8-8e76-a5adc39c3fcc}"
    }
  }
}