Examine source code of The outer ring

{
  "theme": {
    "images": {
      "theme_frame": "StarTrekonlinebackground.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#61cfe8"
    }
  },
  "version": "2.0",
  "name": "The outer ring",
  "manifest_version": 2,
  "description": "A beatiful space picture of an planet."
}