Examine source code of Vail mountains

{
  "theme": {
    "images": {
      "theme_frame": "vailpanorama1_edited-3.jpg"
    },
    "colors": {
      "frame": "#110899",
      "tab_background_text": "#0003b3"
    }
  },
  "version": "2.0",
  "name": "Vail mountains",
  "manifest_version": 2,
  "description": "mountains around Vail, CO"
}