Examine source code of Flowers so Fair

{
  "name": "Flowers so Fair",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "FlowersoFairH2.jpg"
    },
    "colors": {
      "frame": "rgba(123, 121, 252, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(123, 121, 252, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(129, 122, 255, 0.08)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4e069742-caeb-41a4-8989-8656c46d6091}"
    }
  }
}