Examine source code of Tinkerbell - Night Flight

{
  "name": "Tinkerbell - Night Flight",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Tinkerbell.jpg"
    },
    "colors": {
      "frame": "#1e2333",
      "tab_background_text": "rgba(222, 234, 255, 1)",
      "toolbar": "rgba(255, 255, 255, 0.1)",
      "bookmark_text": "rgba(255, 252, 209, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0)",
      "toolbar_field_text": "rgba(204, 255, 255, 1)"
    }
  }
}