Examine source code of Harry Potter

{
  "name": "Harry Potter",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "8b77aa5d3b56f02b73927c6143c4b124.jpg"
    },
    "colors": {
      "frame": "rgba(45, 48, 56, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(43, 45, 51, 1)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(128, 128, 128, 1)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)"
    }
  }
}