Examine source code of Mint-X

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Mint-X",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(214, 214, 214)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(214, 214, 214)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(230, 230, 230)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(214, 214, 214)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_active": "rgb(146, 182, 96)",
      "button_background_hover": "rgb(194, 194, 194)",
      "icons_attention": "rgb(182, 170, 96)",
      "ntp_background": "rgb(146, 182, 96)",
      "popup_highlight": "rgb(146, 182, 96)",
      "sidebar_highlight": "rgb(146, 182, 96)",
      "tab_loading": "rgb(146, 182, 96)",
      "tab_selected": "rgb(199, 199, 199)",
      "toolbar_bottom_separator": "rgb(199, 199, 199)",
      "toolbar_field_border_focus": "rgb(146, 182, 96)",
      "toolbar_field_border": "rgb(199, 199, 199)",
      "toolbar_field_highlight": "rgb(146, 182, 96)",
      "toolbar_field_separator": "rgb(199, 199, 199)",
      "toolbar_top_separator": "rgb(199, 199, 199)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{85cba7d3-6286-4268-b6fb-c7c9ad85dc0d}"
    }
  }
}