Examine source code of One_Direction-Nerds

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_1Dnerds.JPG"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#022fab"
    }
  },
  "version": "2.0",
  "name": "One_Direction-Nerds",
  "manifest_version": 2,
  "description": "One Direction still look good as Nerds"
}