Examine source code of AIM Trainer New Tab

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Pattern Fractal Art Red",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(246, 16, 109)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(186, 58, 190)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(38, 45, 26, 0.75)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(60, 156, 33)",
      "popup": "rgb(135, 36, 189)",
      "popup_text": "rgb(255, 255, 255)",
      "tab_loading": "rgb(60, 156, 33)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{cae7a410-9b81-4773-8052-40114d4dbee2}"
    }
  }
}