Examine source code of Seacret Life

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#2298bf",
      "tab_background_text": "#0ce2ed"
    }
  },
  "version": "2.0",
  "name": "Seacret Life",
  "manifest_version": 2,
  "description": "Another underwater scene with coral, fish, and bubbles...Created by Gayla Lynch g4gayla)"
}