Examine source code of Blue team. .

{
  "theme": {
    "images": {
      "theme_frame": "1011--moza-yo2--blue.jpg"
    },
    "colors": {
      "frame": "#bce8e1",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Blue team. .",
  "manifest_version": 2,
  "description": "ブルーチーム。\n\n\n\n\n1011--moza-yo2--blue-●"
}