Examine source code of Abstract Cool

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Abstract Cool",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(119, 14, 76)",
      "toolbar_text": "rgb(244, 92, 198)",
      "frame": "rgb(81, 16, 68)",
      "tab_background_text": "rgb(188, 23, 105)",
      "toolbar_field": "rgba(111, 15, 101, 0.7)",
      "toolbar_field_text": "rgb(242, 143, 213)",
      "tab_line": "rgb(205, 35, 185)",
      "popup": "rgb(140, 7, 113)",
      "popup_text": "rgb(247, 132, 255)",
      "frame_inactive": "rgb(123, 0, 1)",
      "ntp_background": "rgb(159, 9, 129)",
      "popup_border": "rgb(159, 9, 129)",
      "popup_highlight_text": "rgb(214, 8, 200)",
      "popup_highlight": "rgb(140, 7, 113)",
      "sidebar_border": "rgb(173, 0, 161)",
      "sidebar_highlight_text": "rgb(154, 31, 146)",
      "sidebar_highlight": "rgb(135, 24, 127)",
      "sidebar_text": "rgb(180, 43, 171)",
      "sidebar": "rgb(225, 53, 207)",
      "tab_background_separator": "rgb(127, 7, 100)",
      "tab_loading": "rgb(249, 4, 191)",
      "tab_selected": "rgb(81, 16, 68)",
      "tab_text": "rgb(255, 0, 194)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{95a0caa7-f9f6-4e70-939a-c76d40c31ab9}"
    }
  }
}