Examine source code of Umbrela Girl

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Umbrela Girl",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(9, 9, 9)",
      "toolbar_text": "rgb(237, 23, 67)",
      "frame": "rgb(142, 179, 201)",
      "tab_background_text": "rgb(160, 157, 157)",
      "toolbar_field": "rgb(21, 22, 22)",
      "toolbar_field_text": "rgb(111, 116, 226)",
      "tab_line": "rgb(241, 68, 103)",
      "popup": "rgb(20, 19, 19)",
      "popup_text": "rgb(100, 105, 209)",
      "tab_loading": "rgb(241, 68, 103)"
    }
  }
}