Examine source code of Cyber renaissance

{
  "name": "Cyber renaissance",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "theme 2.jpg"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 0)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(255, 255, 255, 0)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(255, 255, 252, 0.54)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(255, 179, 0, 0.8)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1fd0e78d-1fb2-4ce9-abeb-d3e017d1e3a4}"
    }
  }
}