Examine source code of In the neon

{
  "name": "In the neon",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "1.png"
    },
    "colors": {
      "frame": "rgba(161, 255, 235, 0.72)",
      "tab_background_text": "rgba(0, 208, 255, 1)",
      "toolbar": "rgba(0, 44, 148, 0.38)",
      "bookmark_text": "rgba(245, 245, 245, 1)",
      "toolbar_field": "rgba(0, 110, 17, 0.22)",
      "toolbar_field_text": "rgba(245, 245, 245, 1)",
      "tab_line": "rgba(255, 251, 0, 0.32)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{fd26ca32-36f9-4f08-aa28-c8c8e77ff2d0}"
    }
  }
}