Examine source code of Rose-Noir_Red

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#8c0028",
      "tab_background_text": "#ffd596"
    }
  },
  "version": "2.0",
  "name": "Rose-Noir_Red",
  "manifest_version": 2,
  "description": "All Credits for the original image go here: <a href=\"https://addons.mozilla.org/en-US/firefox/addon/rose-noir/\" rel=\"nofollow\">https://addons.mozilla.org/en-US/firefox/addon/rose-noir/</a>"
}