Examine source code of smoking colours

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "smoking colours",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(61, 54, 31, 0.65)",
      "toolbar_text": "rgb(236, 236, 8)",
      "frame": "rgb(146, 56, 33)",
      "tab_background_text": "rgb(215, 226, 239)",
      "toolbar_field": "rgba(248, 55, 9, 0.72)",
      "toolbar_field_text": "rgb(247, 244, 242)",
      "tab_line": "rgb(205, 35, 185)",
      "popup": "rgb(31, 34, 61)",
      "popup_text": "rgb(215, 226, 239)",
      "tab_loading": "rgb(205, 35, 185)"
    }
  }
}