Examine source code of Seattle Night Life

{
  "theme": {
    "images": {
      "theme_frame": "seattle_top.png"
    },
    "colors": {
      "frame": "#f53b3b",
      "tab_background_text": "#f7e8e8"
    }
  },
  "version": "2.0",
  "name": "Seattle Night Life",
  "manifest_version": 2,
  "description": "Seattle Skyline at Night by William Frankhouser"
}