Examine source code of Magical potions

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Magical potions",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(35, 0, 107, 0.2)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(35, 0, 107)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(255, 243, 217)",
      "toolbar_field_text": "rgb(92, 15, 181)",
      "tab_line": "rgb(255, 132, 168)",
      "popup": "rgb(255, 230, 218)",
      "popup_text": "rgb(0, 6, 76)",
      "tab_loading": "rgb(255, 132, 168)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{930cd981-750d-4070-8161-67fb5f519f5b}"
    }
  }
}