Examine source code of DMK

{
  "name": "DMK",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "WWEDMK.jpg"
    },
    "colors": {
      "frame": "rgba(41, 91, 207, 1)",
      "tab_background_text": "rgba(10, 6, 6, 1)",
      "toolbar": "rgba(150, 92, 92, 1)",
      "bookmark_text": "rgba(43, 43, 43, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(18, 18, 18, 1)",
      "tab_line": "rgba(2, 194, 191, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{22872a6f-6db3-454a-a889-b5d0f2a70de8}"
    }
  }
}