Examine source code of Glowing Electricity

{
  "name": "Glowing Wires Electricity",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "threads_glow_electricity.jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(255, 89, 0, 0.32)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(255, 140, 0, 0.2)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(224, 3, 3, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{28388ccb-b571-46cc-8d14-aae23796ba25}"
    }
  }
}