Examine source code of Creative Doodle by Doodle

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Creative Doodle by Doodle",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(24, 62, 180, 0.72)",
      "toolbar_text": "rgb(67, 194, 218)",
      "frame": "rgb(7, 35, 58)",
      "tab_background_text": "rgb(241, 241, 241)",
      "toolbar_field": "rgba(0, 189, 241, 0.26)",
      "toolbar_field_text": "rgb(67, 194, 218)",
      "tab_line": "rgb(228, 0, 241)",
      "popup": "rgba(4, 24, 40, 0.71)",
      "popup_text": "rgb(24, 156, 180)",
      "icons": "rgb(241, 241, 241)",
      "ntp_text": "rgb(24, 156, 180)",
      "tab_text": "rgb(241, 241, 241)",
      "tab_loading": "rgb(228, 0, 241)"
    }
  }
}