Examine source code of A.M.s Fireflies size 2

{
  "theme": {
    "images": {
      "theme_frame": "FirefliesTopBar2.jpg"
    },
    "colors": {
      "frame": "#118bb8",
      "tab_background_text": "#2884d4"
    }
  },
  "version": "2.0",
  "name": "A.M.s Fireflies size 2",
  "manifest_version": 2,
  "description": "Shiiiiineyyyyyy.....(Resize)"
}