Examine source code of Anonimus Shell

{
  "name": "Anonimus Shell",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Безымянный.png"
    },
    "colors": {
      "frame": "rgba(133, 32, 135, 1)",
      "tab_background_text": "rgba(120, 47, 47, 1)",
      "toolbar": "rgba(242, 41, 222, 1)",
      "bookmark_text": "rgba(94, 89, 89, 1)",
      "toolbar_field": "rgba(196, 85, 85, 1)",
      "toolbar_field_text": "rgba(99, 87, 87, 1)"
    }
  }
}