Examine source code of Tiny Bird Theme

{
  "name": "Tiny Bird Theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "by ray hennessy on unsplash.jpg"
    },
    "colors": {
      "frame": "rgba(191, 146, 107, 1)",
      "tab_background_text": "rgba(232, 108, 0, 1)",
      "toolbar": "rgba(255, 255, 255, 0.26)",
      "toolbar_field": "rgba(255, 255, 255, 1)"
    }
  }
}