Examine source code of Guadalupe Mountains

{
  "theme": {
    "images": {
      "theme_frame": "WesternEscarpmentfromSaltFlat_cropped_A.jpg"
    },
    "colors": {
      "frame": "#a69a9a",
      "tab_background_text": "#192187"
    }
  },
  "version": "2.0",
  "name": "Guadalupe Mountains",
  "manifest_version": 2,
  "description": "Guadalupe Mountains"
}