Examine source code of love plus~nene

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "love plus~nene",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(198, 188, 145, 0.42)",
      "toolbar_text": "rgb(70, 62, 50)",
      "frame": "rgb(239, 212, 173)",
      "tab_background_text": "rgb(69, 60, 54)",
      "toolbar_field": "rgba(234, 237, 248, 0.29)",
      "toolbar_field_text": "rgb(32, 27, 24)",
      "tab_line": "rgb(118, 51, 71)",
      "popup": "rgb(184, 180, 202)",
      "popup_text": "rgb(74, 62, 57)",
      "tab_loading": "rgb(118, 51, 71)"
    }
  }
}