Examine source code of spring dots

{
  "theme": {
    "images": {
      "theme_frame": "green-personas2_02.png"
    },
    "colors": {
      "frame": "#2974ba",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "spring dots",
  "manifest_version": 2,
  "description": "Hope you like it"
}