Examine source code of Icy Sub-Zero

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Headercopy2.jpg"
    },
    "colors": {
      "frame": "#b3e3f2",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Icy Sub-Zero",
  "manifest_version": 2,
  "description": "Sub-Zero from Mortal Kombat series"
}