Examine source code of Fight Club Theme

{
  "name": "Untitled design(18)",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Untitled design(18).png"
    },
    "colors": {
      "frame": "rgba(41, 70, 140, 1)",
      "tab_background_text": "rgba(112, 112, 112, 1)",
      "toolbar": "rgba(255, 5, 5, 0)",
      "bookmark_text": "rgba(230, 230, 230, 1)",
      "toolbar_field": "rgba(66, 66, 66, 1)",
      "tab_line": "rgba(54, 114, 199, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c8582866-b672-4af8-beb0-794d70dfe2fc}"
    }
  }
}