Examine source code of Rainbow Dinosaurs

{
  "name": "Rainbow Dinosaurs",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Rainbow Dinosaurs.png"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(124, 201, 237, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(87, 218, 104, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0)",
      "toolbar_field_text": "rgba(137, 105, 229, 1)",
      "tab_line": "rgba(234, 139, 89, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c9458b10-11cf-40af-a73d-611ba69fe78a}"
    }
  }
}