Examine source code of my Slk

{
  "theme": {
    "images": {
      "theme_frame": "Unbenannt-2.jpg"
    },
    "colors": {
      "frame": "#6e6a6a",
      "tab_background_text": "#ede24e"
    }
  },
  "version": "2.0",
  "name": "my Slk",
  "manifest_version": 2
}