Examine source code of Black whit

{
  "name": "Black whit",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Controle-Xbox-series-x-playstation-5.jpg"
    },
    "colors": {
      "frame": "rgba(232, 238, 252, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(31, 31, 31, 1)",
      "bookmark_text": "rgba(255, 245, 245, 1)",
      "toolbar_field": "rgba(51, 46, 46, 1)",
      "toolbar_field_text": "rgba(230, 214, 214, 1)"
    }
  }
}