Examine source code of Mickey Mouse Simple

{
  "theme": {
    "images": {
      "theme_frame": "mickeymousehead.png"
    },
    "colors": {
      "frame": "#000000",
      "tab_background_text": "#0d4736"
    }
  },
  "version": "2.0",
  "name": "Mickey Mouse Simple",
  "manifest_version": 2,
  "description": "An simple Persona of Mickey Mouse."
}