Examine source code of Pfefferminze

{
  "manifest_version": 2,
  "version": "1.0.1",
  "name": "Pfefferminze",
  "description": "A theme with a dark color scheme and light highlights.",
  "author": "basicx-strgV",
  "theme": {
    "colors": {
      "toolbar": "rgb(43, 42, 51)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(28, 27, 34)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(28, 27, 34)",
      "toolbar_field_text": "rgb(251, 251, 254)",
      "tab_line": "rgb(27, 234, 167)",
      "popup": "rgb(66, 65, 77)",
      "popup_text": "rgb(251, 251, 254)",
      "button_background_active": "rgb(27, 234, 167)",
      "button_background_hover": "rgb(47, 166, 127)",
      "popup_border": "rgb(27, 234, 167)",
      "tab_selected": "rgb(27, 234, 167)",
      "tab_text": "rgb(28, 27, 34)",
      "tab_loading": "rgb(27, 234, 167)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f26ec3c0-6a8c-4215-b7d9-9055fe9c100c}"
    }
  }
}