Examine source code of Pac-Man Redox42

{
  "name": "Pac-Man Redox42",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Pacman.svg"
    },
    "colors": {
      "toolbar": "rgba(59, 58, 58, 1)",
      "toolbar_field": "rgba(47, 38, 84, 1)",
      "frame": "rgba(32, 67, 84, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "bookmark_text": "rgba(81, 74, 217, 1)"
    }
  }
}