Examine source code of Bofuri_Maple

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "maple",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(185, 178, 189, 0.41)",
      "toolbar_text": "rgb(15, 15, 15)",
      "frame": "rgb(60, 105, 134)",
      "tab_background_text": "rgb(214, 200, 200)",
      "toolbar_field": "rgb(152, 168, 185)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgba(190, 55, 229, 0.41)",
      "popup": "rgb(153, 153, 207)",
      "popup_text": "rgb(19, 20, 21)",
      "tab_loading": "rgba(190, 55, 229, 0.41)"
    }
  }
}