Examine source code of MUSE Starlight

{
  "theme": {
    "images": {
      "theme_frame": "muse.header.starlight.final.jpg"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "MUSE Starlight",
  "manifest_version": 2,
  "description": "f o r . y o u r . e n j o y m e n t . f r o m . o n e . f a n . t o . a n o t h e r ."
}