Examine source code of TubularRainbow

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#121111",
      "tab_background_text": "#19d2e3"
    }
  },
  "version": "2.0",
  "name": "TubularRainbow",
  "manifest_version": 2,
  "description": "I transparent spiraling tube that reflects vibrant rainbow color transitions...the footer is the reflection on rippling water effects"
}