Examine source code of Small rocket

{
  "name": "Small rocket",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "raketa.jpg"
    },
    "colors": {
      "toolbar": "rgba(247, 205, 180, 0.1)",
      "toolbar_field": "rgba(252, 201, 154, 0.27)",
      "toolbar_field_text": "rgba(255, 228, 214, 1)",
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(1, 1, 13, 1)",
      "bookmark_text": "rgba(255, 218, 196, 1)"
    }
  }
}