Examine source code of SmoothBlue

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#00ff00",
      "tab_background_text": "#00ffff"
    }
  },
  "version": "2.0",
  "name": "SmoothBlue",
  "manifest_version": 2,
  "description": "Smooth electric blue lines glide across the interface while pops of high contrasting color intervene. Gray circles behind the lines almost give a feeling of transparency."
}