Examine source code of Mistral Leaves

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Mistral Leaves",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 49, 37, 0)",
      "toolbar_text": "rgb(203, 252, 218)",
      "frame": "rgb(0, 30, 14)",
      "tab_background_text": "rgb(133, 255, 126)",
      "toolbar_field": "rgba(2, 78, 23, 0.77)",
      "toolbar_field_text": "rgb(187, 255, 147)",
      "tab_line": "rgb(21, 124, 4)",
      "popup": "rgb(0, 45, 12)",
      "popup_text": "rgb(208, 255, 209)",
      "tab_loading": "rgb(21, 124, 4)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1dfdd10e-de33-4116-8f6e-cb9fbd2d05b4}"
    }
  }
}