Examine source code of Uni-Creatures

{
  "name": "Uni-Creatures",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Uni-Creatures.png"
    },
    "colors": {
      "frame": "rgba(254, 207, 216, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(255, 255, 255, 0.37)",
      "bookmark_text": "rgba(162, 55, 189, 1)",
      "toolbar_field": "rgba(255, 255, 255, 0.59)",
      "toolbar_field_text": "rgba(214, 92, 149, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  }
}