Examine source code of WhiteFox (UltraWide Compatible)

{
  "manifest_version": 2,
  "version": "1.3",
  "name": "WhiteFox (UltraWide Compatible)",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(52, 109, 99, 0.19)",
      "toolbar_text": "rgb(3, 26, 28)",
      "frame": "rgb(216, 242, 234)",
      "tab_background_text": "rgb(3, 26, 28)",
      "toolbar_field": "rgba(255, 255, 255, 0.9)",
      "toolbar_field_text": "rgb(11, 63, 67)",
      "tab_line": "rgba(107, 157, 142, 0.8)",
      "popup": "rgba(224, 240, 235, 0.91)",
      "popup_text": "rgba(13, 15, 15, 0.97)",
      "button_background_active": "rgba(125, 168, 158, 0.54)",
      "button_background_hover": "rgba(125, 168, 158, 0.39)",
      "frame_inactive": "rgba(61, 102, 102, 0.19)",
      "icons_attention": "rgba(26, 62, 50, 0.74)",
      "icons": "rgba(23, 43, 38, 0.77)",
      "ntp_background": "rgba(216, 242, 234, 0.69)",
      "ntp_text": "rgba(7, 25, 25, 0.94)",
      "popup_border": "rgba(157, 240, 221, 0.5)",
      "popup_highlight_text": "rgba(13, 15, 15, 0.97)",
      "popup_highlight": "rgba(72, 155, 146, 0.41)",
      "sidebar_border": "rgba(36, 113, 97, 0.77)",
      "sidebar_text": "rgba(255, 255, 255, 0.9)",
      "sidebar": "rgb(3, 26, 28)",
      "tab_loading": "rgba(216, 242, 234, 0.69)",
      "tab_selected": "rgba(227, 238, 234, 0.67)",
      "tab_text": "rgba(7, 25, 25, 0.94)",
      "toolbar_bottom_separator": "rgba(125, 168, 158, 0.54)",
      "toolbar_field_border_focus": "rgba(183, 255, 229, 0.39)",
      "toolbar_field_border": "rgba(241, 255, 250, 0)",
      "toolbar_field_focus": "rgba(232, 247, 241, 0.67)",
      "toolbar_field_highlight_text": "rgba(241, 255, 250, 0.9)",
      "toolbar_field_highlight": "rgb(3, 26, 28)",
      "toolbar_field_separator": "rgba(11, 0, 7, 0.44)",
      "toolbar_field_text_focus": "rgba(183, 255, 229, 0.44)",
      "toolbar_top_separator": "rgba(3, 26, 28, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2fae74e0-7d36-43c5-8a66-bb2a59c4d0e3}"
    }
  }
}