Examine source code of Windows Vista

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Windows Vista",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-010-e9f94a3e61666a4c7677eb9cce17d854.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(226, 234, 247, 0.91)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(140, 176, 242)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgba(255, 255, 255, 0.74)",
      "popup": "rgb(169, 195, 243)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_active": "rgba(29, 105, 246, 0.8)",
      "button_background_hover": "rgba(255, 255, 255, 0.46)",
      "ntp_text": "rgba(0, 0, 0, 0.37)",
      "tab_background_separator": "rgb(0, 43, 119)",
      "toolbar_bottom_separator": "rgba(0, 43, 119, 0.41)",
      "toolbar_field_border_focus": "rgba(0, 0, 0, 0.37)",
      "toolbar_field_border": "rgba(0, 0, 0, 0.37)",
      "toolbar_field_separator": "rgba(0, 0, 0, 0.37)",
      "toolbar_top_separator": "rgba(0, 0, 0, 0.37)",
      "toolbar_vertical_separator": "rgba(0, 0, 0, 0.37)",
      "tab_loading": "rgba(255, 255, 255, 0.74)"
    }
  }
}