Examine source code of Star wars

{
  "name": "Star wars",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "index.jpeg"
    },
    "colors": {
      "frame": "rgba(37, 42, 51, 1)",
      "tab_background_text": "rgba(245, 235, 236, 0.99)",
      "toolbar": "rgba(115, 55, 55, 0.26)",
      "bookmark_text": "rgba(153, 0, 0, 1)",
      "toolbar_field": "rgba(13, 1, 1, 0.75)",
      "toolbar_field_text": "rgba(227, 18, 18, 1)"
    }
  }
}