Examine source code of shiina mayuri

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#474647",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "shiina mayuri",
  "manifest_version": 2,
  "description": "Shiina Mayuri(椎名 まゆり) from Steins;Gate"
}