Examine source code of Peace and rage

{
  "theme": {
    "images": {
      "theme_frame": "PEACEANDRAGEstretched.JPG"
    },
    "colors": {
      "frame": "#004a82",
      "tab_background_text": "#0010a1"
    }
  },
  "version": "2.0",
  "name": "Peace and rage",
  "manifest_version": 2,
  "description": "the yin yang follows the line of peace and calmness, but also the different forces of yin and yang are in constant battle."
}