Examine source code of Minimalistic Dark Waves

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Dark Waves",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(255, 255, 255, 0.1)",
      "toolbar_text": "rgb(235, 235, 235)",
      "frame": "rgb(10, 10, 10)",
      "tab_background_text": "rgb(204, 204, 204)",
      "toolbar_field": "rgba(25, 25, 25, 0)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgba(0, 0, 0, 0)",
      "popup": "rgba(0, 0, 0, 0.5)",
      "popup_text": "rgb(235, 235, 235)",
      "ntp_background": "rgb(30, 30, 30)",
      "tab_loading": "rgba(0, 0, 0, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d120f285-3112-4e46-86b3-a5956fc21f4c}"
    }
  }
}