Examine source code of Kazuha

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Kazuha",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(225, 234, 239, 0)",
      "toolbar_text": "rgb(223, 102, 61)",
      "frame": "rgb(255, 255, 255)",
      "tab_background_text": "rgb(75, 192, 84)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgb(62, 204, 246)",
      "tab_line": "rgb(129, 171, 223)",
      "popup": "rgb(199, 199, 199)",
      "popup_text": "rgb(36, 61, 36)",
      "tab_loading": "rgb(129, 171, 223)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2c253a27-74f0-4051-9dbc-7e3008bada72}"
    }
  }
}