Examine source code of Pavlov VR

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Pavlov VR",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgba(45, 47, 84, 0.83)",
      "toolbar_text": "rgb(173, 174, 207)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(143, 143, 143, 0.34)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(0, 14, 176)",
      "popup_text": "rgb(224, 223, 220)",
      "tab_loading": "rgb(0, 0, 0)"
    }
  }
}