Examine source code of KalacO

{
  "theme": {
    "images": {
      "theme_frame": "kalaco_persona_pie.jpg"
    },
    "colors": {
      "frame": "#420808",
      "tab_background_text": "#170202"
    }
  },
  "version": "2.0",
  "name": "KalacO",
  "manifest_version": 2,
  "description": "Jeep TJ Sahara 4x4 KalacO Mexico DF"
}