Examine source code of Glimpse. .

{
  "theme": {
    "images": {
      "theme_frame": "0602-kaimamieru-simasugata.jpg"
    },
    "colors": {
      "frame": "#cad1d0",
      "tab_background_text": "#cbeaf2"
    }
  },
  "version": "2.0",
  "name": "Glimpse. .",
  "manifest_version": 2,
  "description": "垣間見える。。\n\n\n\n0602-kaimamieru-simasugata-●"
}