Examine source code of k_Defined Tans+Grays

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "k_Defined Tans+Grays",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(187, 168, 127, 0.62)",
      "toolbar_text": "rgb(244, 248, 249)",
      "frame": "rgb(8, 11, 33)",
      "tab_background_text": "rgb(204, 196, 143)",
      "toolbar_field": "rgb(8, 11, 33)",
      "toolbar_field_text": "rgb(253, 235, 198)",
      "tab_line": "rgb(255, 242, 204)",
      "popup": "rgb(0, 0, 10)",
      "popup_text": "rgba(247, 231, 182, 0.76)",
      "tab_loading": "rgb(255, 242, 204)"
    }
  }
}