Examine source code of Gumballs sweet

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Gumballs",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(17, 29, 243, 0.38)",
      "toolbar_text": "rgb(241, 209, 5)",
      "frame": "rgb(83, 12, 116)",
      "tab_background_text": "rgb(243, 219, 24)",
      "toolbar_field": "rgba(7, 52, 245, 0.44)",
      "toolbar_field_text": "rgb(232, 245, 10)",
      "tab_line": "rgb(243, 240, 244)",
      "popup": "rgb(11, 11, 241)",
      "popup_text": "rgb(227, 240, 7)",
      "tab_loading": "rgb(243, 240, 244)"
    }
  }
}