Examine source code of Nord-ic Night

{
  "name": "Nord-ic Night",
  "description": "A solid dark theme inspired by the awesome Nord theme.",
  "manifest_version": 2,
  "version": "1.1",
  "author": "Ghassan Alduraibi <git@ghassan.dev>",
  "theme": {
    "colors": {
      "frame": "#2e3440",
      "frame_inactive": "#2e3440",
      "tab_background_separator": "#3b4252",
      "tab_background_text": "#d8dee9",
      "tab_loading": "#d8dee9",
      "tab_text": "#eceff4",
      "tab_selected": "#3b4252",
      "tab_line": "#2e3440",
      "icons": "#d8dee9",
      "icons_attention": "#3b4252",
      "toolbar": "#2e3440",
      "toolbar_field": "#2e3440",
      "toolbar_field_focus": "#2e3440",
      "toolbar_field_highlight": "#434c5e",
      "toolbar_field_highlight_text": "#eceff4",
      "toolbar_field_text": "#d8dee9",
      "toolbar_field_text_focus": "#eceff4",
      "toolbar_field_border": "#2e3440",
      "toolbar_field_border_focus": "#2e3440",
      "toolbar_field_separator": "#2e3440",
      "popup_highlight": "#3b4252",
      "popup_highlight_text": "#eceff4",
      "popup": "#2e3440",
      "popup_text": "#d8dee9",
      "popup_border": "#2e3440",
      "button_background_active": "#3b4252",
      "button_background_hover": "#3b4252",
      "toolbar_vertical_separator": "#2e3440",
      "toolbar_top_separator": "#2e3440",
      "toolbar_bottom_separator": "#2e3440",
      "bookmark_text": "#d8dee9",
      "sidebar_highlight": "#3b4252",
      "sidebar_highlight_text": "#eceff4",
      "sidebar": "#2e3440",
      "sidebar_text": "#d8dee9",
      "sidebar_border": "#2e3440",
      "ntp_background": "#2e3440",
      "ntp_text": "#d8dee9"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "nord-ic-night@ghassan.dev"
    }
  }
}