Examine source code of db - circularlogic

{
  "theme": {
    "images": {
      "theme_frame": "circularlogic2x_cr-t.jpg"
    },
    "colors": {
      "frame": "#f0b4b4",
      "tab_background_text": "#9be698"
    }
  },
  "version": "2.0",
  "name": "db - circularlogic",
  "manifest_version": 2,
  "description": "Third - db crop again"
}