Examine source code of Old School EPCOT

{
  "theme": {
    "images": {
      "theme_frame": "retro_epcot_persona.png"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Old School EPCOT",
  "manifest_version": 2,
  "description": "Original 80's EPCOT logos"
}