Examine source code of Submarine

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#4298ab",
      "tab_background_text": "#4298ab"
    }
  },
  "version": "2.0",
  "name": "Submarine",
  "manifest_version": 2,
  "description": "An beautiful, submerse and classical personas....\n\nWhat more can I say...."
}