Examine source code of drone in flight!

{
  "name": "drone in flight!",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "drone flying.jpg"
    },
    "colors": {
      "frame": "rgba(59, 41, 140, 1)",
      "tab_background_text": "rgba(84, 72, 163, 0.7)",
      "toolbar": "rgba(36, 0, 87, 1)",
      "bookmark_text": "rgba(77, 17, 242, 1)",
      "toolbar_field": "rgba(117, 15, 140, 1)",
      "toolbar_field_text": "rgba(187, 13, 250, 1)"
    }
  }
}