Examine source code of Sanford & Son

{
  "name": "Sanford & Son",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "sanford-and-son-yellow-ryan-kelly - Copy.jpg"
    },
    "colors": {
      "frame": "rgba(28, 29, 31, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{69e35728-7e50-4c0e-9e47-d023c1217e69}"
    }
  }
}