Examine source code of Blue neon gradient

{
  "theme": {
    "images": {
      "theme_frame": "header.bluegrad.03.jpg"
    },
    "colors": {
      "frame": "#0bd3d6",
      "tab_background_text": "#c9eef5"
    }
  },
  "version": "2.0",
  "name": "Blue neon gradient",
  "manifest_version": 2,
  "description": "Blue neon gradient"
}