Examine source code of LA Rams

{
  "name": "LA Rams",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "LA Rams at Coliseum.jpg"
    },
    "colors": {
      "frame": "#0a284f",
      "tab_background_text": "rgba(241, 245, 171, 1)",
      "toolbar": "rgba(26, 30, 138, 1)",
      "bookmark_text": "rgba(233, 245, 157, 1)",
      "toolbar_field": "rgba(57, 96, 204, 1)",
      "toolbar_field_text": "rgba(250, 248, 185, 1)"
    }
  }
}