Examine source code of Midas-Educa Old Style

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#2f3482",
      "tab_background_text": "#eddfdf"
    }
  },
  "version": "2.0",
  "name": "Midas-Educa Old Style",
  "manifest_version": 2,
  "description": "theme with the colors of midas-educa ltda.  (<a rel=\"nofollow\" href=\"https://outgoing.prod.mozaws.net/v1/76db7b113803c43890490129252a3cbd87cf8bc6601b9ae4281a9a778403df8e/http%3A//www.midas-educa.cl\">www.midas-educa.cl</a>) created for firefox"
}