Examine source code of smile libra

{
  "name": "smileexternal-content.duckduckgo.com",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "smileexternal-content.duckduckgo.com.jpeg"
    },
    "colors": {
      "frame": "rgba(237, 46, 17, 1)",
      "tab_background_text": "rgba(19, 227, 12, 1)",
      "toolbar": "rgba(237, 12, 12, 0.08)",
      "bookmark_text": "rgba(18, 1, 1, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.31)",
      "toolbar_field_text": "rgba(12, 212, 29, 1)"
    }
  }
}