Examine source code of Strawberry Clock

{
  "theme": {
    "images": {
      "theme_frame": "strawberryclockbanner.jpg"
    },
    "colors": {
      "frame": "#702626",
      "tab_background_text": "#911010"
    }
  },
  "version": "2.0",
  "name": "Strawberry Clock",
  "manifest_version": 2,
  "description": "This is the unofficial Clock Crew persona theme!"
}