Examine source code of The 16-bit era

{
  "theme": {
    "images": {
      "theme_frame": "1.png"
    },
    "colors": {
      "frame": "#2e2929",
      "tab_background_text": "#bf0000"
    }
  },
  "version": "2.0",
  "name": "The 16-bit era",
  "manifest_version": 2,
  "description": "My first Mario Personsa. I will be making better one's. This is for mario 16-bit Mario fans!"
}