Examine source code of Rock madness

{
  "theme": {
    "images": {
      "theme_frame": "hand-of-rock-copy.jpg"
    },
    "colors": {
      "frame": "#03dbc2",
      "tab_background_text": "#00ff3c"
    }
  },
  "version": "2.0",
  "name": "Rock madness",
  "manifest_version": 2,
  "description": "woo....rock on funky freaky deeky ness"
}