Examine source code of Clouds 02

{
  "theme": {
    "images": {
      "theme_frame": "cloud_header.jpg"
    },
    "colors": {
      "frame": "#dae1ed",
      "tab_background_text": "#19273b"
    }
  },
  "version": "2.0",
  "name": "Clouds 02",
  "manifest_version": 2,
  "description": "Clouds"
}