Examine source code of Arch-Illager Theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Arch-Illager Theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left center"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgba(157, 157, 157, 0.63)",
      "toolbar_text": "rgb(255, 164, 21)",
      "frame": "rgb(112, 162, 192)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(157, 157, 157)",
      "toolbar_field_text": "rgb(167, 0, 0)",
      "tab_line": "rgb(255, 50, 23)",
      "popup": "rgb(221, 190, 181)",
      "popup_text": "rgb(183, 98, 98)",
      "tab_loading": "rgb(255, 50, 23)"
    }
  }
}