Examine source code of Cyberpunk Night

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Cyberpunk Night",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0.39)",
      "toolbar_text": "rgb(89, 157, 242)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(135, 135, 135)",
      "toolbar_field": "rgba(100, 158, 230, 0.26)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(230, 48, 65)",
      "popup": "rgb(59, 91, 131)",
      "popup_text": "rgb(255, 255, 255)",
      "icons": "rgb(230, 48, 65)",
      "ntp_background": "rgb(3, 9, 17)",
      "tab_loading": "rgb(230, 48, 65)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{65252973-2e9e-427a-824f-6960f7806997}"
    }
  }
}