Examine source code of Cool Space

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_LABS.jpg"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#1605ff"
    }
  },
  "version": "2.0",
  "name": "Cool Space",
  "manifest_version": 2,
  "description": "I don`t know, why I do that, but check it out ;)\nP.S.: Sry, my English."
}