Examine source code of Between the universes.

{
  "theme": {
    "images": {
      "theme_frame": "518-bluetenti-hazama-100-end-hed.jpg"
    },
    "colors": {
      "frame": "#ebedca",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Between the universes.",
  "manifest_version": 2,
  "description": "宇宙の間で。"
}