Examine source code of Dark Flower Pattern

{
  "name": "Dark Flower Pattern",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "glittering-flower-3.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(204, 204, 204, 1)",
      "toolbar": "rgba(122, 122, 122, 0)",
      "bookmark_text": "rgba(240, 240, 240, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.52)",
      "toolbar_field_text": "rgba(240, 240, 240, 1)",
      "tab_line": "rgba(105, 105, 105, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{5bec7e2f-a246-48fe-9c6d-c16737480036}"
    }
  }
}