Examine source code of nemo me 2

{
  "theme": {
    "images": {
      "theme_frame": "nemo_me_h.png"
    },
    "colors": {
      "frame": "#0050a0",
      "tab_background_text": "#000080"
    }
  },
  "version": "2.0",
  "name": "nemo me 2",
  "manifest_version": 2,
  "description": "white background with blue square in the top right corner for progress indicator plus the motto 'nemo me impune lacessit' in the header line"
}