Examine source code of Beirut

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_LABS.jpg"
    },
    "colors": {
      "frame": "#a80c0c",
      "tab_background_text": "#f2c318"
    }
  },
  "version": "2.0",
  "name": "Beirut",
  "manifest_version": 2,
  "description": "Zach Condon"
}