Examine source code of Flying Cloud

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Flying Cloud",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top",
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(106, 106, 101, 0.42)",
      "toolbar_text": "rgba(0, 0, 0, 0.54)",
      "frame": "rgb(200, 200, 200)",
      "tab_background_text": "rgb(64, 64, 61)",
      "toolbar_field": "rgba(234, 234, 227, 0.15)",
      "toolbar_field_text": "rgb(21, 21, 20)",
      "tab_line": "rgba(126, 118, 104, 0.91)",
      "popup": "rgb(164, 164, 161)",
      "popup_text": "rgb(54, 54, 51)",
      "tab_background_separator": "rgba(150, 150, 160, 0)",
      "tab_selected": "rgba(106, 106, 101, 0.38)",
      "tab_text": "rgba(29, 28, 27, 0.89)",
      "toolbar_bottom_separator": "rgba(150, 150, 160, 0)",
      "toolbar_field_border_focus": "rgba(14, 14, 14, 0.63)",
      "toolbar_field_border": "rgba(164, 164, 161, 0)",
      "toolbar_field_focus": "rgba(162, 162, 155, 0.09)",
      "toolbar_field_highlight_text": "rgba(40, 40, 38, 0.94)",
      "toolbar_field_highlight": "rgb(172, 172, 168)",
      "toolbar_field_text_focus": "rgb(75, 75, 72)",
      "toolbar_top_separator": "rgba(113, 113, 98, 0.22)",
      "tab_loading": "rgba(126, 118, 104, 0.91)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{513a674d-5929-47b5-a2fc-cc1590ee0769}"
    }
  }
}