Examine source code of marge simpson white

{
  "name": "marge simpson white",
  "manifest_version": 2,
  "version": "6.0",
  "theme": {
    "images": {
      "theme_frame": "TG.jpg"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(51, 122, 230, 1)",
      "toolbar": "rgba(255, 255, 255, 0)",
      "bookmark_text": "rgba(250, 204, 20, 1)",
      "toolbar_field": "rgba(36, 12, 12, 0)",
      "toolbar_field_text": "rgba(5, 0, 0, 1)"
    }
  }
}