Examine source code of tac nayn (ANIMATED)

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "tac nayn animated",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png",
        "images/2.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top",
        "right top",
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat",
        "repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(32, 2, 4, 0.72)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(132, 8, 16)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(0, 0, 0, 0.84)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(158, 0, 0)",
      "popup": "rgb(30, 13, 13)",
      "popup_text": "rgb(255, 255, 255)",
      "tab_loading": "rgb(158, 0, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{fb0fc94a-105e-492d-b1ce-b73378e59896}"
    }
  }
}