Examine source code of Windows XP Modern

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Windows XP Modern",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(236, 233, 216)",
      "toolbar_text": "rgb(3, 32, 106)",
      "frame": "rgb(9, 96, 224)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(81, 126, 220, 0.27)",
      "toolbar_field_text": "rgba(30, 56, 134, 0.85)",
      "tab_line": "rgb(8, 31, 96)",
      "popup": "rgb(236, 233, 216)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_active": "rgb(242, 202, 117)",
      "button_background_hover": "rgba(172, 190, 225, 0.29)",
      "icons": "rgb(3, 32, 106)",
      "ntp_background": "rgb(247, 246, 244)",
      "popup_border": "rgba(0, 62, 254, 0.59)",
      "tab_loading": "rgb(8, 31, 96)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{016e3651-a21b-4649-b894-c21460027226}"
    }
  }
}