Examine source code of Sky leaves

{
  "name": "Sky leaves",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Landscape-Color1.jpg"
    },
    "colors": {
      "frame": "rgb(10, 0, 30)",
      "tab_background_text": "rgba(255, 234, 130, 1)",
      "toolbar": "rgb(197, 237, 255)",
      "bookmark_text": "rgb(255, 49, 0)",
      "toolbar_field": "rgba(255, 238, 213, 0.8)",
      "toolbar_field_text": "rgb(34, 0, 81)",
      "tab_line": "rgb(62, 0, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{641da59b-711c-4aa3-bb28-aaa5bc82f33b}"
    }
  }
}