Examine source code of Endless expanse.01

{
  "theme": {
    "images": {
      "theme_frame": "w824-greenyellow-b-sy-w.jpg"
    },
    "colors": {
      "frame": "#e3dfdf",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Endless expanse.01",
  "manifest_version": 2,
  "description": "果てしない広がり。01\n\n\n\n\n\n\nw824-greenyellow-b-sy-w"
}