Examine source code of Just because...

{
  "theme": {
    "images": {
      "theme_frame": "rosehdrIII.jpg"
    },
    "colors": {
      "frame": "#24f000",
      "tab_background_text": "#e30000"
    }
  },
  "version": "2.0",
  "name": "Just because...",
  "manifest_version": 2,
  "description": "Just because...\nis the best reason to receive flowers!"
}