Examine source code of small_boy

{
  "theme": {
    "images": {
      "theme_frame": "Header.jpg"
    },
    "colors": {
      "frame": "#de2424",
      "tab_background_text": "#101691"
    }
  },
  "version": "2.0",
  "name": "small_boy",
  "manifest_version": 2,
  "description": "Colourful stripes"
}