Examine source code of The Matterhorn Distorted

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#a7a7a9",
      "tab_background_text": "#5c4830"
    }
  },
  "version": "2.0",
  "name": "The Matterhorn Distorted",
  "manifest_version": 2,
  "description": "The east and north faces of the Matterhorn (Monte Cervino), straddling the Switzerland-Italy border in the Alps with its pyramidal peak reaching to 4,478 metres or 14,692 feet. Image distorted in Photoshop."
}