Examine source code of Artist Bunny

{
  "name": "Artist Bunny",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Artist Bunny.png"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(104, 134, 189, 1)",
      "toolbar": "rgba(255, 255, 255, 0)",
      "bookmark_text": "rgba(56, 181, 152, 1)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgba(224, 121, 147, 1)",
      "tab_line": "rgba(24, 79, 173, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f0446a39-d02f-403a-8a7e-35d8b56e278e}"
    }
  }
}