Examine source code of atom 1

{
  "theme": {
    "images": {
      "theme_frame": "atom.jpg"
    },
    "colors": {
      "frame": "#0fc4c1",
      "tab_background_text": "#f2e52c"
    }
  },
  "version": "2.0",
  "name": "atom 1",
  "manifest_version": 2,
  "description": "atom newton physics nuclear electron blue ice water"
}