Examine source code of ExoBones

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "ExoBones",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left center"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(77, 56, 0, 0.39)",
      "toolbar_text": "rgb(220, 255, 155)",
      "frame": "rgb(29, 29, 29)",
      "tab_background_text": "rgb(199, 255, 0)",
      "toolbar_field": "rgb(35, 35, 35)",
      "toolbar_field_text": "rgb(255, 204, 111)",
      "tab_line": "rgb(0, 255, 255)",
      "popup": "rgb(81, 81, 81)",
      "popup_text": "rgb(255, 208, 98)",
      "tab_loading": "rgb(0, 255, 255)"
    }
  }
}