Examine source code of Happy Succulents

{
  "name": "Happy Succulents",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Happy Succulents.png"
    },
    "colors": {
      "frame": "rgba(217, 230, 200, 1)",
      "tab_background_text": "rgba(240, 151, 17, 1)",
      "toolbar": "rgba(218, 232, 202, 0.44)",
      "bookmark_text": "rgba(237, 142, 19, 1)",
      "toolbar_field": "rgba(199, 224, 175, 0.64)",
      "toolbar_field_text": "rgba(70, 120, 8, 1)",
      "tab_line": "rgba(15, 150, 136, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{177d9f58-c628-4be8-a05e-7a36033cb32b}"
    }
  }
}