Examine source code of van gogh2

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#ffffff",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "van gogh2",
  "manifest_version": 2,
  "description": "If you are a big fan of Van Gogh \nit's your theme ;)"
}