Examine source code of Kai Devour

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Kai Devour",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgba(156, 46, 13, 0)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(149, 50, 21)",
      "tab_background_text": "rgb(215, 226, 239)",
      "toolbar_field": "rgba(85, 41, 11, 0.65)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(156, 46, 13)",
      "popup": "rgb(31, 34, 61)",
      "popup_text": "rgb(215, 226, 239)",
      "toolbar_bottom_separator": "rgb(34, 25, 77)",
      "tab_loading": "rgb(156, 46, 13)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{01a15e79-9c0f-42f7-b6ab-6cf42326d60f}"
    }
  }
}