Examine source code of superhacker2

{
  "name": "superhacker",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "ffee.gif"
    },
    "colors": {
      "frame": "rgba(255, 123, 0, 0.77)",
      "tab_background_text": "rgba(66, 246, 255, 1)",
      "toolbar": "rgba(255, 3, 3, 0.22)",
      "bookmark_text": "rgba(255, 239, 10, 1)",
      "toolbar_field": "rgba(5, 255, 251, 0.59)",
      "toolbar_field_text": "rgba(0, 255, 94, 0.47)",
      "tab_line": "rgba(86, 255, 8, 1)"
    }
  }
}