Examine source code of Color_fix

{
  "theme": {
    "images": {
      "theme_frame": "Color_fix2.jpg"
    },
    "colors": {
      "frame": "#3b2b2b",
      "tab_background_text": "#fcf9f9"
    }
  },
  "version": "2.0",
  "name": "Color_fix",
  "manifest_version": 2,
  "description": "bold, colorful color header and footer"
}