Examine source code of garvalf

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "Garvalf 2022",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(237, 234, 193, 0.82)",
      "toolbar_text": "rgb(91, 119, 119)",
      "frame": "rgb(191, 188, 138)",
      "tab_background_text": "rgb(255, 255, 182)",
      "toolbar_field": "rgb(245, 241, 232)",
      "toolbar_field_text": "rgb(45, 51, 38)",
      "tab_line": "rgb(255, 255, 182)",
      "popup": "rgb(235, 235, 235)",
      "popup_text": "rgb(68, 89, 89)",
      "sidebar_border": "rgb(91, 119, 119)",
      "sidebar_highlight_text": "rgb(91, 119, 119)",
      "sidebar_highlight": "rgb(91, 119, 119)",
      "sidebar_text": "rgb(38, 49, 49)",
      "tab_text": "rgb(34, 25, 77)",
      "toolbar_bottom_separator": "rgb(91, 119, 119)",
      "toolbar_field_border_focus": "rgb(91, 119, 119)",
      "toolbar_field_border": "rgb(91, 119, 119)",
      "toolbar_field_focus": "rgb(91, 119, 119)",
      "toolbar_field_highlight_text": "rgb(91, 119, 119)",
      "toolbar_field_highlight": "rgb(255, 255, 182)",
      "toolbar_field_separator": "rgb(65, 85, 85)",
      "toolbar_field_text_focus": "rgb(255, 255, 182)",
      "toolbar_top_separator": "rgb(91, 119, 119)",
      "toolbar_vertical_separator": "rgb(91, 119, 119)",
      "tab_loading": "rgb(255, 255, 182)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ebf113eb-910a-46d5-a531-3b99e6094bff}"
    }
  }
}