Examine source code of Honeycomb Bee

{
  "name": "Honeycomb",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "bienenwabe.png"
    },
    "colors": {
      "frame": "rgba(255, 222, 8, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(245, 156, 3, 0.42)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.53)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(247, 255, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{21501842-85fc-43a9-a8e1-03b10d368bf2}"
    }
  }
}