Examine source code of Gothic Pattern - White

{
  "theme": {
    "images": {
      "theme_frame": "gothicpatternheaderwhite.jpg"
    },
    "colors": {
      "frame": "#b3b3b3",
      "tab_background_text": "#000"
    }
  },
  "version": "2.0",
  "name": "Gothic Pattern - White",
  "manifest_version": 2,
  "description": "A pattern of Gothic-inspired pixel art over a white background."
}