Examine source code of Infinite Beach

{
  "name": "Infinite Beach",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "toppng.com-clear-2000x2000.png"
    },
    "colors": {
      "frame": "rgba(199, 214, 254, 1)",
      "tab_background_text": "rgba(254, 240, 199, 1)",
      "toolbar": "rgba(149, 177, 254, 1)",
      "bookmark_text": "rgba(254, 226, 149, 1)",
      "toolbar_field": "rgba(199, 214, 254, 1)",
      "toolbar_field_text": "rgba(254, 226, 149, 1)",
      "tab_line": "rgba(254, 226, 149, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4312dd0f-790f-4f8d-9fd1-7057f3e0195d}"
    }
  }
}