Examine source code of Hungarian theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Hungarian theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(27, 153, 3)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(233, 26, 3)",
      "tab_background_text": "rgb(231, 242, 36)",
      "toolbar_field": "rgb(244, 244, 249)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(244, 244, 249)",
      "popup": "rgb(27, 153, 3)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_active": "rgba(49, 247, 12, 0.87)",
      "button_background_hover": "rgb(23, 131, 2)",
      "icons_attention": "rgb(255, 193, 2)",
      "icons": "rgb(242, 238, 245)",
      "sidebar_border": "rgb(251, 5, 18)",
      "tab_selected": "rgb(14, 78, 3)",
      "tab_text": "rgb(242, 238, 245)",
      "toolbar_field_border_focus": "rgb(242, 238, 245)",
      "toolbar_top_separator": "rgb(242, 238, 245)",
      "tab_loading": "rgb(244, 244, 249)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3191a3c8-644b-4239-bfdd-34549ee5832a}"
    }
  }
}