Examine source code of Moon Eclipse

{
  "theme": {
    "images": {
      "theme_frame": "moon.jpg"
    },
    "colors": {
      "frame": "#d663ed",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Moon Eclipse",
  "manifest_version": 2,
  "description": "The red glooming Earth reflecting in moon surface during an eclipse"
}