Examine source code of Anna..1

{
  "name": "Anna!",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Screenshot from 2021-07-26 20-20-45.png"
    },
    "colors": {
      "frame": "rgba(111, 15, 255, 0.99)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(12, 245, 218, 0.03)",
      "bookmark_text": "rgba(0, 0, 0, 0.98)",
      "toolbar_field": "rgba(230, 30, 30, 0.01)",
      "toolbar_field_text": "rgba(3, 1, 1, 0.99)",
      "tab_line": "rgba(64, 19, 19, 0.97)"
    }
  }
}