Examine source code of Red vs Blue theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Red Vs Blue theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png",
        "images/2.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom",
        "left center",
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat",
        "no-repeat",
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(161, 0, 3)",
      "toolbar_text": "rgb(255, 0, 172)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(86, 195, 255)",
      "toolbar_field": "rgb(188, 231, 255)",
      "toolbar_field_text": "rgb(0, 35, 255)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(59, 10, 10)",
      "popup_text": "rgb(255, 158, 0)",
      "tab_loading": "rgb(0, 0, 0)"
    }
  }
}