Examine source code of Fractal Dream

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Fractal Dream",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(225, 234, 239, 0.08)",
      "toolbar_text": "rgb(143, 253, 48)",
      "frame": "rgb(142, 179, 201)",
      "tab_background_text": "rgb(208, 19, 251)",
      "toolbar_field": "rgba(255, 255, 255, 0.12)",
      "toolbar_field_text": "rgb(255, 247, 255)",
      "tab_line": "rgb(217, 62, 236)",
      "popup": "rgb(7, 11, 15)",
      "popup_text": "rgb(72, 190, 21)",
      "tab_loading": "rgb(217, 62, 236)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9c79c7e8-a5b6-48ed-af22-c21f523771b7}"
    }
  }
}