Examine source code of minimaist theme

{
  "name": "Minimal",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Screenshot 2020-09-16 at 1.18.20 PM.png"
    },
    "colors": {
      "frame": "rgba(217, 217, 217, 1)",
      "tab_background_text": "rgba(40, 40, 40, 1)",
      "toolbar": "rgba(210, 210, 210, 1)",
      "bookmark_text": "rgba(86, 86, 86, 1)",
      "toolbar_field": "rgba(248, 248, 248, 1)",
      "toolbar_field_text": "rgba(99, 99, 99, 1)"
    }
  }
}