Examine source code of element shoes

{
  "theme": {
    "images": {
      "theme_frame": "-Element.jpg"
    },
    "colors": {
      "frame": "#13590d",
      "tab_background_text": "#4e8716"
    }
  },
  "version": "2.0",
  "name": "element shoes",
  "manifest_version": 2
}