Examine source code of sasamisan

{
  "theme": {
    "images": {
      "theme_frame": "firefox3.jpg"
    },
    "colors": {
      "frame": "rgba(229,230,232,1)",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "sasamisan",
  "manifest_version": 2,
  "description": "Sasamisan ganbaranai\n\nRecommend resolution : 1920x1080\nMaterial from The official website\n<a href=\"https://outgoing.prod.mozaws.net/v1/6ab967f0d6dc030b1443ffc6fc8a39b80e99e2adb808ffd642bad26f4ca6f905/http%3A//www.tbs.co.jp/anime/sasami/index-j.html\" rel=\"nofollow\">http://www.tbs.co.jp/anime/sasami/index-j.html</a>"
}