Examine source code of Stelios 300-2

{
  "theme": {
    "images": {
      "theme_frame": "Persona-Stelios3.jpg"
    },
    "colors": {
      "frame": "#ab9c9c",
      "tab_background_text": "#ab9c9c"
    }
  },
  "version": "2.0",
  "name": "Stelios 300-2",
  "manifest_version": 2,
  "description": "Stelios (Michael Fassbender) from 300"
}