Examine source code of Art Deco Forest

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Art Deco Forest",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-016-af8c49de75012ca2c007f953ff2e4499.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(27, 70, 51)",
      "toolbar_text": "rgb(176, 122, 28)",
      "frame": "rgb(10, 48, 31)",
      "tab_background_text": "rgb(176, 122, 28)",
      "toolbar_field": "rgb(10, 48, 31)",
      "toolbar_field_text": "rgb(176, 122, 28)",
      "tab_line": "rgb(176, 122, 28)",
      "popup": "rgb(27, 70, 51)",
      "popup_text": "rgb(176, 122, 28)",
      "ntp_background": "rgb(10, 48, 31)",
      "tab_loading": "rgb(176, 122, 28)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c6315876-454a-4f20-8048-127b580ddab5}"
    }
  }
}