Examine source code of Strom

{
  "name": "Strom",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "igroßmages.jpeg"
    },
    "colors": {
      "frame": "rgba(95, 128, 199, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(0, 0, 0, 0.05)",
      "bookmark_text": "rgba(171, 38, 38, 1)",
      "toolbar_field": "rgba(204, 29, 186, 1)",
      "toolbar_field_text": "rgba(105, 12, 12, 1)"
    }
  }
}