Examine source code of Seersucker Social

{
  "theme": {
    "images": {
      "theme_frame": "Persona_seersucker6.jpg"
    },
    "colors": {
      "frame": "#2e4bdb",
      "tab_background_text": "#030303"
    }
  },
  "version": "2.0",
  "name": "Seersucker Social",
  "manifest_version": 2,
  "description": "Cool off your browser for summer with blue seersucker. Inspired by the 2011 D.C. Seersucker Social from <a href=\"https://outgoing.prod.mozaws.net/v1/2a72eefc05f96ac2e0190d9a36aabecf8eb0b47e83abc79c3f5cf8f81f572d70/http%3A//dandiesandquaintrelles.com/\" rel=\"nofollow\">http://dandiesandquaintrelles.com/</a>\nUsing my photos of the event\n<a href=\"https://outgoing.prod.mozaws.net/v1/76afbaa888276fd9a71fe8643371726cf789bfc9b8cdd060ae9d46d808d6133f/http%3A//www.flickr.com/photos/ken_mayer/5802418376/\" rel=\"nofollow\">http://www.flickr.com/photos/ken_mayer/5802418376/</a>\n<a href=\"https://outgoing.prod.mozaws.net/v1/ef82fd20a6e6a421e4ae7ee60c897a451c513986c53a85b48fd7408928c87046/http%3A//www.flickr.com/photos/ken_mayer/5801858829/\" rel=\"nofollow\">http://www.flickr.com/photos/ken_mayer/5801858829/</a>\n<a href=\"https://outgoing.prod.mozaws.net/v1/1c92a9c53e0a6116fbc14e11dc47520b3a305f6b502204b2da23ba22ea19ee46/http%3A//www.flickr.com/photos/ken_mayer/5801858089/\" rel=\"nofollow\">http://www.flickr.com/photos/ken_mayer/5801858089/</a>\nKeywords: bicycle, Washington, D.C. fabric, fashion, cyclists bike"
}