Examine source code of Wiewiora

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Wiewiora",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(225, 234, 239, 0.2)",
      "toolbar_text": "rgb(37, 26, 15)",
      "frame": "rgb(222, 124, 8)",
      "tab_background_text": "rgb(167, 117, 55)",
      "toolbar_field": "rgba(255, 255, 255, 0.2)",
      "toolbar_field_text": "rgb(18, 14, 6)",
      "tab_line": "rgb(255, 54, 162)",
      "popup": "rgb(241, 220, 179)",
      "popup_text": "rgb(61, 45, 23)",
      "tab_loading": "rgb(255, 54, 162)"
    }
  }
}