Examine source code of Valley_02

{
  "theme": {
    "images": {
      "theme_frame": "Valley_02.jpg"
    },
    "colors": {
      "frame": "#7d4c1b",
      "tab_background_text": "#f5f5f5"
    }
  },
  "version": "2.0",
  "name": "Valley_02",
  "manifest_version": 2
}