Examine source code of capybara aesthetic

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "capybara aesthetic",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(7, 50, 84, 0)",
      "toolbar_text": "rgb(219, 107, 72)",
      "frame": "rgb(206, 156, 21)",
      "tab_background_text": "rgb(89, 56, 21)",
      "toolbar_field": "rgba(249, 178, 155, 0.4)",
      "toolbar_field_text": "rgb(119, 87, 52)",
      "tab_line": "rgb(172, 127, 79)",
      "popup": "rgb(249, 178, 155)",
      "popup_text": "rgb(135, 38, 62)",
      "ntp_background": "rgb(164, 123, 87)",
      "ntp_text": "rgb(249, 178, 155)",
      "tab_loading": "rgb(172, 127, 79)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e76c21f1-fc29-4f3b-b4cb-52f16e8fe3fa}"
    }
  }
}