Examine source code of fractal day_night

{
  "theme": {
    "images": {
      "theme_frame": "fractalday_nightalto.jpg"
    },
    "colors": {
      "frame": "#c9c9c9",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "fractal day_night",
  "manifest_version": 2,
  "description": "curls,circles,wheels,fashion,batik,sun,moon,purple,violet,blue,turquoise,\ngreen,yellow,orange,red,rainbow,colorful,light,bright,sunshine,fantasy,magic,\ndream,psychedelic - TKS to basic fractal author :: yenkoff :: on deviantART link =&gt; \n<a href=\"https://outgoing.prod.mozaws.net/v1/1e31c31961964a5dda165b628d6758069d7df5bff08e0063997e1f8bafcd95be/http%3A//yenkoff.deviantart.com/art/Day-vs-Night-119379043\" rel=\"nofollow\">http://yenkoff.deviantart.com/art/Day-vs-Night-119379043</a>"
}