Examine source code of yavum.com

{
  "theme": {
    "images": {
      "theme_frame": "yavum.jpg"
    },
    "colors": {
      "frame": "#00ad96",
      "tab_background_text": "#cc3d00"
    }
  },
  "version": "2.0",
  "name": "yavum.com",
  "manifest_version": 2,
  "description": "No Limitation! Extreme Fun!"
}