Examine source code of Minecraft_Vista

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Zerox1999",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(31, 115, 110, 0.36)",
      "toolbar_text": "rgb(172, 201, 242)",
      "frame": "rgb(94, 199, 131)",
      "tab_background_text": "rgb(240, 251, 245)",
      "toolbar_field": "rgba(247, 235, 235, 0.13)",
      "toolbar_field_text": "rgb(182, 237, 148)",
      "tab_line": "rgba(230, 241, 79, 0.69)",
      "popup": "rgba(16, 105, 18, 0.2)",
      "popup_text": "rgb(4, 4, 4)",
      "tab_loading": "rgba(230, 241, 79, 0.69)"
    }
  }
}