Examine source code of Nature touch

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Nature touch",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-019-7ce748211c61f9059493d4c4378e8a74.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(244, 132, 152)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(172, 216, 170)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(255, 230, 232)",
      "toolbar_field_text": "rgb(231, 143, 142)",
      "tab_line": "rgb(231, 143, 142)",
      "popup": "rgb(242, 204, 195)",
      "popup_text": "rgb(59, 59, 59)",
      "tab_loading": "rgb(231, 143, 142)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{46eb0d9d-16c6-4c2e-8ae9-52c644f01096}"
    }
  }
}