Examine source code of Flakes in storm

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Snowstorm",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(190, 244, 255, 0.5)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(50, 109, 138)",
      "tab_background_text": "rgb(0, 150, 255)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(14, 93, 132)",
      "tab_line": "rgb(138, 255, 246)",
      "popup": "rgb(235, 253, 255)",
      "popup_text": "rgb(14, 93, 132)",
      "tab_loading": "rgb(138, 255, 246)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7aa87451-20cc-4d34-aa07-702d91188ea0}"
    }
  }
}