Examine source code of Egypt Wall

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Egypt ",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(251, 191, 16, 0.49)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(3, 15, 83)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(79, 55, 0, 0.76)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(10, 0, 252)",
      "popup": "rgb(33, 41, 3)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(248, 2, 11)",
      "button_background_hover": "rgb(203, 255, 0)",
      "frame_inactive": "rgb(36, 214, 78)",
      "icons_attention": "rgb(242, 24, 210)",
      "icons": "rgb(3, 3, 3)",
      "ntp_background": "rgb(26, 24, 0)",
      "tab_loading": "rgb(10, 0, 252)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{64a17451-c1b7-4e8a-af6a-395d38e79dcd}"
    }
  }
}