Examine source code of Macn'tosh

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Macn't",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(81, 81, 81)",
      "toolbar_text": "rgb(201, 201, 201)",
      "frame": "rgb(55, 55, 55)",
      "tab_background_text": "rgb(238, 238, 238)",
      "toolbar_field": "rgb(64, 64, 64)",
      "toolbar_field_text": "rgb(170, 170, 170)",
      "tab_line": "rgb(8, 96, 242)",
      "popup": "rgb(81, 81, 81)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(81, 81, 81)",
      "button_background_hover": "rgb(81, 81, 81)",
      "icons_attention": "rgb(19, 106, 255)",
      "icons": "rgb(201, 201, 201)",
      "ntp_background": "rgb(81, 81, 81)",
      "ntp_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(8, 96, 242)",
      "tab_background_separator": "rgb(114, 114, 114)",
      "tab_text": "rgb(255, 255, 255)",
      "toolbar_bottom_separator": "rgb(81, 81, 81)",
      "toolbar_field_border_focus": "rgb(8, 96, 242)",
      "toolbar_field_highlight": "rgb(8, 96, 242)",
      "tab_loading": "rgb(8, 96, 242)"
    }
  }
}