Examine source code of Hitclub

{
  "name": "Classic patterns featuring intricate",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "0d7a52a95f169590a25daeee2ec5298f.jpg"
    },
    "colors": {
      "frame": "rgba(16, 21, 33, 1)",
      "tab_background_text": "rgba(222, 152, 230, 1)",
      "bookmark_text": "rgba(91, 13, 97, 1)",
      "toolbar_field": "rgba(91, 13, 97, 1)",
      "toolbar_field_text": "rgba(222, 152, 230, 1)",
      "tab_line": "rgba(91, 13, 97, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9d4ffb1f-19a9-458b-90a4-2d4c64295cdb}"
    }
  }
}