Examine source code of Alan_Wake

{
  "name": "Alan_Wake",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "20211219175431_5.jpg"
    },
    "colors": {
      "frame": "rgba(34, 48, 56, 0.28)",
      "tab_background_text": "rgba(167, 199, 176, 1)",
      "toolbar": "rgba(38, 59, 66, 0)",
      "bookmark_text": "rgba(167, 199, 176, 1)",
      "toolbar_field": "rgba(169, 201, 179, 0.36)",
      "toolbar_field_text": "rgba(34, 47, 56, 1)",
      "tab_line": "rgba(167, 199, 176, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{40252877-b2a1-47aa-9318-92611dd4b86c}"
    }
  }
}