Examine source code of eldorito

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "dorado",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-017-7074520d97b5c592d413aed5f115f093.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 0, 0)",
      "toolbar_text": "rgb(248, 248, 248)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 250)",
      "toolbar_field": "rgba(98, 98, 49, 0.34)",
      "toolbar_field_text": "rgb(249, 249, 249)",
      "tab_line": "rgb(239, 239, 4)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(248, 248, 248)",
      "button_background_hover": "rgba(239, 239, 4, 0.61)",
      "popup_border": "rgb(239, 239, 4)",
      "tab_selected": "rgb(86, 86, 49)",
      "tab_text": "rgb(30, 30, 29)",
      "toolbar_bottom_separator": "rgb(239, 239, 4)",
      "toolbar_field_border": "rgb(0, 0, 0)",
      "toolbar_top_separator": "rgb(239, 239, 4)",
      "tab_loading": "rgb(239, 239, 4)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f99583dc-c763-431c-b242-92d02f0a5caf}"
    }
  }
}