Examine source code of Spring Dragonflies

{
  "name": "Spring Dragonflies",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "DragonfliesLeavesSpringH.jpg"
    },
    "colors": {
      "frame": "rgba(240, 247, 145, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(238, 247, 143, 0)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(238, 247, 143, 0.06)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f8128c89-98df-4777-ad60-a1d8d29372d5}"
    }
  }
}