Examine source code of The beach scene.

{
  "theme": {
    "images": {
      "theme_frame": "728-betiroman-5sy.jpg"
    },
    "colors": {
      "frame": "#aff0f7",
      "tab_background_text": "#aff0f7"
    }
  },
  "version": "2.0",
  "name": "The beach scene.",
  "manifest_version": 2,
  "description": "。。ビーチの情景。。\n728-betiroman-5sy"
}