Examine source code of Flowers & Dragonflies

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Field of flowers",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(156, 220, 233, 0.59)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(69, 153, 204)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(255, 255, 255, 0.63)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(69, 153, 204)",
      "popup": "rgb(138, 209, 225)",
      "popup_text": "rgb(0, 0, 0)",
      "tab_loading": "rgb(69, 153, 204)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{46c59716-0401-43ff-bae1-93c82195d297}"
    }
  }
}