Examine source code of HACKERMURDER

{
  "name": "HACKER",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "hacker.jpg"
    },
    "colors": {
      "frame": "rgba(77, 77, 77, 1)",
      "tab_background_text": "rgba(115, 55, 55, 1)",
      "toolbar": "rgba(77, 126, 138, 1)",
      "bookmark_text": "rgba(89, 54, 54, 1)",
      "toolbar_field": "rgba(64, 66, 18, 0.45)",
      "toolbar_field_text": "rgba(140, 96, 45, 1)"
    }
  }
}