Examine source code of Dark Transparent Aqua

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Dark Transparent Aqua",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(0, 0, 0, 0.12)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(89, 255, 232)",
      "popup": "rgba(0, 0, 0, 0.64)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(0, 114, 103)",
      "button_background_hover": "rgb(61, 152, 136)",
      "frame_inactive": "rgb(20, 20, 20)",
      "ntp_background": "rgb(0, 0, 0)",
      "popup_border": "rgb(89, 255, 232)",
      "sidebar_border": "rgb(89, 255, 232)",
      "tab_loading": "rgb(61, 152, 136)",
      "tab_selected": "rgba(0, 0, 0, 0.54)",
      "tab_text": "rgb(89, 255, 232)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3f16d968-0a83-4d84-967a-8eaccd16c7f2}"
    }
  }
}