Examine source code of Sweet honeycomb

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Sweet honeycomb",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgb(255, 227, 172)",
      "toolbar_text": "rgb(191, 121, 0)",
      "frame": "rgb(255, 255, 255)",
      "tab_background_text": "rgb(113, 57, 0)",
      "toolbar_field": "rgb(255, 255, 222)",
      "toolbar_field_text": "rgb(255, 65, 0)",
      "tab_line": "rgb(255, 128, 0)",
      "popup": "rgb(240, 255, 190)",
      "popup_text": "rgb(113, 57, 0)",
      "tab_loading": "rgb(255, 128, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8b94e9f6-54da-445a-ac9d-36f5bc52f16e}"
    }
  }
}