Examine source code of Lanterns

{
  "theme": {
    "images": {
      "theme_frame": "lights.jpg"
    },
    "colors": {
      "frame": "#c70c8c",
      "tab_background_text": "#3ac7f2"
    }
  },
  "version": "2.0",
  "name": "Lanterns",
  "manifest_version": 2,
  "description": "Colorful lights at night that make you want to relax or have a little bit of good clean fun. "
}