Examine source code of Clover Field

{
  "name": "Clover Field",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Clover Header.jpg"
    },
    "colors": {
      "toolbar": "rgba(0, 33, 13, 0.5)",
      "toolbar_field": "rgba(0, 33, 13, 0.7)",
      "toolbar_field_text": "rgba(70, 213, 103, 1)",
      "frame": "rgba(0, 16, 4, 1)",
      "tab_background_text": "rgba(133, 253, 149, 1)",
      "bookmark_text": "rgba(133, 253, 149, 1)"
    }
  }
}