Examine source code of ajax amsterdam

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "ajax amsterdam",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg",
        "images/1.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center",
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(225, 53, 21, 0)",
      "toolbar_text": "rgb(6, 4, 6)",
      "frame": "rgb(17, 16, 14)",
      "tab_background_text": "rgb(16, 15, 16)",
      "toolbar_field": "rgba(236, 53, 26, 0)",
      "toolbar_field_text": "rgb(13, 13, 14)",
      "tab_line": "rgb(236, 53, 26)",
      "popup": "rgb(210, 14, 64)",
      "popup_text": "rgb(250, 243, 249)",
      "tab_loading": "rgb(236, 53, 26)"
    }
  }
}