Examine source code of Sakuraba mma

{
  "theme": {
    "images": {
      "theme_frame": "Sakuraba1.jpg"
    },
    "colors": {
      "frame": "#0a0909",
      "tab_background_text": "#fcfcfc"
    }
  },
  "version": "2.0",
  "name": "Sakuraba mma",
  "manifest_version": 2,
  "description": "This is motiv about Kazushi Sakuraba and mma"
}