Examine source code of Icy Cold Ice Thumb

{
  "name": "cold",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Untitled.jpg"
    },
    "colors": {
      "frame": "rgba(109, 124, 158, 1)",
      "tab_background_text": "rgba(46, 116, 255, 1)",
      "toolbar": "rgba(135, 135, 135, 1)",
      "bookmark_text": "rgba(5, 255, 222, 1)",
      "toolbar_field_text": "rgba(0, 255, 242, 1)",
      "tab_line": "rgba(0, 255, 251, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9ccfff76-5fbf-462f-bf6e-35c6db2ede30}"
    }
  }
}