Examine source code of Morty Smith Theme

{
  "name": "Morty Smith Theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "rick-morty-pornagain-4.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(242, 255, 44, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a08c946e-faf6-4954-add4-23a51e57cc36}"
    }
  }
}