Examine source code of sky Three

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "sky Three",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(255, 255, 255, 0)",
      "toolbar_text": "rgb(74, 10, 49)",
      "frame": "rgb(67, 28, 43)",
      "tab_background_text": "rgb(119, 25, 27)",
      "toolbar_field": "rgba(255, 222, 221, 0.54)",
      "toolbar_field_text": "rgb(147, 8, 8)",
      "tab_line": "rgb(106, 17, 36)",
      "popup": "rgba(127, 14, 14, 0.42)",
      "popup_text": "rgb(82, 62, 67)",
      "button_background_active": "rgb(68, 20, 37)",
      "button_background_hover": "rgba(72, 3, 19, 0.5)",
      "frame_inactive": "rgb(181, 7, 51)",
      "icons_attention": "rgba(119, 68, 81, 0.78)",
      "icons": "rgb(66, 2, 15)",
      "ntp_background": "rgb(223, 187, 176)",
      "ntp_text": "rgb(106, 17, 36)",
      "popup_border": "rgba(75, 0, 17, 0.65)",
      "popup_highlight_text": "rgb(196, 89, 40)",
      "popup_highlight": "rgba(127, 14, 14, 0.42)",
      "sidebar_border": "rgb(214, 130, 70)",
      "sidebar_highlight_text": "rgb(68, 20, 37)",
      "sidebar_highlight": "rgb(147, 8, 8)",
      "sidebar_text": "rgba(72, 3, 19, 0.5)",
      "tab_loading": "rgb(106, 17, 36)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ed2943f5-7ade-4d1b-8010-e1b939029401}"
    }
  }
}